Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Attribute “name” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.
The “align” attribute on the “img” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Attribute “require” not allowed on element “input” at this point.
Attribute “default” not allowed on element “input” at this point.
Attribute “require_text” not allowed on element “input” at this point.
Attribute “name” not allowed on element “li” at this point.
Attribute “idata” not allowed on element “li” at this point.
Bad value “http://huc.edu.vn/images/2018/01/29/Lich DHVN 3.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2017/11/08/chao cho chuan.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2017/08/18/IMG_4326 - Copy.JPG” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
No space between attributes.
Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.
Attribute “những” not allowed on element “a” at this point.
Attribute “nhà” not allowed on element “a” at this point.
Attribute “quản” not allowed on element “a” at this point.
Attribute “lý” not allowed on element “a” at this point.
Attribute “kinh” not allowed on element “a” at this point.
Attribute “doanh” not allowed on element “a” at this point.
Attribute “trẻ” not allowed on element “a” at this point.
Attribute “toàn” not allowed on element “a” at this point.
Attribute “cầu"” not allowed on element “a” at this point.
Attribute “(gybm)” not allowed on element “a” at this point.
Attribute “khóa” not allowed on element “a” at this point.
Attribute “6"” not allowed on element “a” at this point.
Attribute “những” not allowed on element “img” at this point.
Attribute “nhà” not allowed on element “img” at this point.
Attribute “quản” not allowed on element “img” at this point.
Attribute “lý” not allowed on element “img” at this point.
Attribute “kinh” not allowed on element “img” at this point.
Attribute “doanh” not allowed on element “img” at this point.
Attribute “trẻ” not allowed on element “img” at this point.
Attribute “toàn” not allowed on element “img” at this point.
Attribute “cầu"” not allowed on element “img” at this point.
Attribute “(gybm)” not allowed on element “img” at this point.
Attribute “khóa” not allowed on element “img” at this point.
Attribute “6"” not allowed on element “img” at this point.
Bad value “http://huc.edu.vn/images/2017/02/06/ngay chay 1.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Attribute “mỗi” not allowed on element “a” at this point.
Attribute “thầy,” not allowed on element “a” at this point.
Attribute “cô” not allowed on element “a” at this point.
Attribute “và” not allowed on element “a” at this point.
Attribute “sinh” not allowed on element “a” at this point.
Attribute “viên” not allowed on element “a” at this point.
Attribute “phải” not allowed on element “a” at this point.
Attribute “là” not allowed on element “a” at this point.
Attribute “đại” not allowed on element “a” at this point.
Attribute “sứ” not allowed on element “a” at this point.
Attribute “thương” not allowed on element “a” at this point.
Attribute “hiệu” not allowed on element “a” at this point.
Attribute “cho” not allowed on element “a” at this point.
Attribute “trường” not allowed on element “a” at this point.
Attribute “mình""” not allowed on element “a” at this point.
Bad value “http://huc.edu.vn/images/2016/11/22/2016-11-19 Bo truong ve tham truong.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Attribute “mỗi” not allowed on element “img” at this point.
Attribute “thầy,” not allowed on element “img” at this point.
Attribute “cô” not allowed on element “img” at this point.
Attribute “và” not allowed on element “img” at this point.
Attribute “sinh” not allowed on element “img” at this point.
Attribute “viên” not allowed on element “img” at this point.
Attribute “phải” not allowed on element “img” at this point.
Attribute “là” not allowed on element “img” at this point.
Attribute “đại” not allowed on element “img” at this point.
Attribute “sứ” not allowed on element “img” at this point.
Attribute “thương” not allowed on element “img” at this point.
Attribute “hiệu” not allowed on element “img” at this point.
Attribute “cho” not allowed on element “img” at this point.
Attribute “trường” not allowed on element “img” at this point.
Attribute “mình""” not allowed on element “img” at this point.
Bad value “http://huc.edu.vn/images/2016/11/17/2016-11-17 Ky ket hop tac 1.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2016/06/14/ky ket.JPG” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2016/07/06/gioi thieu.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2018/04/12/IMG_4968 - Copy.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2018/06/11/TB 4.JPG” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2018/05/14/tải xuống.png” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Element “gcse:search” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Bad value “http://huc.edu.vn/images/2018/04/27/0-ts CQ2018.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “http://huc.edu.vn/images/2017/08/13/cong thong tin.jpg” for attribute “src” on element “img”: Illegal character in path segment: space is not allowed.
Bad value “auto” for attribute “width” on element “iframe”: Expected a digit but saw “a” instead.
Bad value “auto” for attribute “height” on element “iframe”: Expected a digit but saw “a” instead.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
End tag “footer” seen, but there were open elements.
Unclosed element “div”.
Warnings:
The value of attribute “title” on element “a” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
The value of attribute “alt” on element “img” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.
Text run is not in Unicode Normalization Form C.
Attribute “cầu"” is not serializable as XML 1.0.
Attribute “(gybm)” is not serializable as XML 1.0.
Attribute “6"” is not serializable as XML 1.0.
Attribute “thầy,” is not serializable as XML 1.0.
Attribute “mình""” is not serializable as XML 1.0.
Element name “gcse:search” cannot be represented as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
This document appears to be written in Vietnamese. Consider adding “lang="vi"” (or variant) to the “html” start tag.
Viet Nam VN