Tinh gi\u1ea3n n\u1ed9i dung d\u1ea1y h\u1ecdc: \u0110\u00e3 “k\u1ecbch khung” trong \u0111i\u1ec1u ki\u1ec7n c\u00f3 th\u1ec3!<\/a><\/blockquote><\/iframe>