H\u00e0 N\u1ed9i ph\u00e1t hi\u1ec7n th\u00ed sinh \u0111\u1ea7u ti\u00ean s\u1eed d\u1ee5ng tai nghe si\u00eau nh\u1ecf \u0111\u1ec3 gian l\u1eadn<\/a><\/blockquote><\/iframe>