<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/quan-tan-phu/mua-ban-nha-dat/thoai-ngoc-hau-nha-cap-4-dt-4-8x8-1-28411940.htm>