Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
trung cua » truong cua, trung cap, dung cua
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
doc hieu » toc thieu, hoc thieu, hoc hien
ban than » ban thanh, van thanh, ban hang
than cap » khan cap, thanh lap, thanh cac
hieu ca » hieu cac, hieu cua, hieu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu ca - thanh ((trung cua) or (trung tuan)) ((hang cong) or (bang cong)) ban than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu ca - thanh ((trung cua) OR (trung tuan)) ((hang cong) OR (bang cong)) ban than cap.
• Adding a wildcard symbol may retrieve word variants: doc hieu ca - thanh ((trung cua) or (trung tuan)) ((hang cong) or (bang cong)) ban than cap*.