<http://schema.org/description>
"Th\u1EE7 thu\u1EADt wordpress - C\u00F3 th\u1EC3 n\u00F3i th\u01B0 r\u00E1c v\u00E0 spam l\u00E0 m\u1ED9t v\u1EA5n \u0111\u1EC1 nh\u1EE9c nh\u1ED1i \u0111\u1ED1i v\u1EDBi nh\u1EEFng ai \u0111ang l\u00E0 m\u1ED9t webmaste"^^<http://www.w3.org/2001/XMLSchema#string>
<https://it60s.org/thu-thuat-wordpress-chan-thu-rac-va-spam-comment-hieu-qua.html>