<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/quan-hai-ba-trung/dich-vu/co-so-xd-va-gia-cong-co-khi-yen-phuong-28482029.htm>