<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/quan-1/mua-ban-nha-dat/mt-co-giang-3-5x14-1-tret-3-lau-moi-28053408.htm>