<http://schema.org/headline>
"Nghi\u00EAn c\u1EE9u h\u01B0\u1EDBng t\u1EDBi x\u00E2y d\u1EF1ng Lu\u1EADt Ng\u00F4n ng\u1EEF \u1EDF Vi\u1EC7t Nam"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/nghien-cuu-huong-toi-xay-dung-luat-ngon-ngu-o-viet-nam/339758.vnp>