Day la link toi la so tu vi cua minh: http://www.tinvietonline.com/KHHB/t...Lam,1,1978,10,23,17,30,5,7,10,9,22&session=73 Xin cac cao nhan xem va luan giai gium minh. Xin chan thanh cam on. Lam Nguyen
