Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thuat » trong thuat, thuong thuat, trung tuan
thuat nhung » thuat hung, thuat chung, thuat chuong
tieu xanh » tieu danh, chieu xanh, dieu hanh
cong ban » cong bang, cong san, cong tan
cong tac » cong ty
than cau » phan cau, than cap, thanh chau
toan cau » toan cao, toan ban, toan tap

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: theo tieu xanh - thanh trung thuat nhung ((cong ban) OR (cong tac)) ((than cau) OR (toan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - thanh trung thuat nhung ((cong ban) or (cong tac)) ((than cau) OR (toan cau))~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh trung thuat nhung ((cong ban) or (cong tac)) ((than cau) OR (toan cau))*.