<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/tinh-khac/mua-ban-do-chuyen-dung-giong-nuoi-trong/he-thong-loc-nuoc-tinh-khiet-cong-nghiep-cs1200l-h-28323737.htm>