Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tran » thanh trang, thanh toan, thanh tuan
thong cong » trong cong, tong cong, thong thong
hoc chieu » hoc thieu, ho chieu, hoc hien
thanh tra » thanh toan, thanh hoa
cong ban » cong bang, cong san, cong tan
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - ((thanh tran) OR (thanh tra)) toan thong cong ban ((than cap) OR (khan cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - ((thanh tran) or (thanh tra)) toan thong cong ban ((than cap) OR (khan cap))~".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - ((thanh tran) or (thanh tra)) toan thong cong ban ((than cap) OR (khan cap))*.