Perhaps you should try some spelling variations:
thanh trung » thanh tung
tieu xanh » tieu danh, chieu xanh, dieu hanh
trung ha » trung hoc, trung tam, trung cap
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
thai cao » tai cao, thoai cac, thuat cao
ha hang » nha hang, ha tang, va hang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - thanh trung ha hang ((cong dan) or (cong tan)) thai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh trung ha hang ((cong dan) OR (cong tan)) thai cao.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh trung ha hang ((cong dan) or (cong tan)) thai cao*.