sax,the la sao?chan' lam' a`?.nan nhi.cho to hoi ti,cai' con danh' dan` o cuoi neu danh voi' may' ay',co' cah nao` khac' che' don ban' ca loat dan tron` cua no ko?danh ma` dang thang thanh` thua uc' che' lam.A`,con` nua,o trong list chuong co' ghi don` cuoi cung` : P,K,H,HS->ngoi tien ngoi tien...