<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/quan-cau-giay/mua-ban-noi-ngoai-that-cay-canh/tu-giay-san-xuat-09-hoang-ngan-28315523.htm>