<http://schema.org/headline>
"M\u1EF9 nghi\u00EAn c\u1EE9u c\u00E1c l\u1EF1a ch\u1ECDn ngo\u1EA1i giao, qu\u00E2n s\u1EF1 v\u1EC1 Syria "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/my-nghien-cuu-cac-lua-chon-ngoai-giao-quan-su-ve-syria/409332.vnp>