<http://schema.org/query-input>
"required name=search_term_string"^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.chotot.com/quan-9/mua-ban-dat/gf08-dat-ven-song-quan-9-mt-duong-shr-tung-nen-28447498.htm>