<http://schema.org/headline>
"H\u01B0\u1EDBng d\u1EABn chi ti\u1EBFt c\u00E1ch kh\u1EDFi \u0111\u1ED9ng m\u00E1y t\u00EDnh t\u1EEB USB"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.baomoi.com/huong-dan-chi-tiet-cach-khoi-dong-may-tinh-tu-usb/c/1066746.epi>