<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/quan-binh-tan/mua-ban-nha-dat/nha-duong-ho-van-long-binh-hung-hoa-b-bt-28432745.htm>