http://www.tongkhaigiang.com/web/listdetail.php?postid=1066 (trang web trung tam day nghe THAI SON, so 3 duong 3/2,tphcm)
khong biet cho nay hoc yen tam ko nhi, cua tu nhan hay nha nuoc vay may bac, lo dong tien roi ma chua kip hoc no bo tron chac tan doi em wa, nha ngheo muon chay tãi kiem song T_t