Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chu sang » chu bang, thu sang, chieu sang
trung ha » trung hoc, trung tam, trung cap
trang va » tran van, hang va
cong ban » cong bang, cong san, cong tan
ban than » ban thanh, van thanh, ban hang
than cao » toan cao, thai cao, than cap
cua chu » sua chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: cua chu sang - thanh ((trung ha) or (trang va)) nhung cong ban than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cua chu sang - thanh ((trung ha) OR (trang va)) nhung cong ban than cao.
• Adding a wildcard symbol may retrieve word variants: cua chu sang - thanh ((trung ha) or (trang va)) nhung cong ban than cao*.