<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/quan-7/mua-ban-nha-dat/nha-hem-xh-271-le-van-luong-f-tan-kieng-q7-28317692.htm>