<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/huyen-cu-chi/mua-ban-giay-dep-tui-xach-phu-kien/phu-kien-f21-100-new-28404832.htm>