B\u1ed9 GD&\u0110T: 30 \u0111i\u1ec3m tr\u01b0\u1ee3t \u0111\u1ea1i h\u1ecdc l\u00e0 tr\u01b0\u1eddng h\u1ee3p c\u00e1 bi\u1ec7t<\/a><\/blockquote><\/iframe>