Perhaps you should try some spelling variations:
thanh trung » thanh tung
tieu xanh » tieu danh, chieu xanh, dieu hanh
trung cap » truong cao, trung tam
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
tac thoai » than thoai, cac thoi, rac thai
thoai cac » tai cac, thong cac, tho cac

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 cap ((hang cong) or (bang cong)) tac thoai cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh trung cap ((hang cong) OR (bang cong)) tac thoai cac.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh trung cap ((hang cong) or (bang cong)) tac thoai cac*.