<http://schema.org/target>
"{search_term} site:diemthi.24h.com.vn"^^<http://www.w3.org/2001/XMLSchema#string>
<http://diemthi.24h.com.vn/diem-thi-dai-hoc/diem-thi-cao-dang-y-te-ha-dong-nam-2016-dtCYM.html>