Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
thanh tung » thanh cong
dai khoang » da khoang, dai khong, tao khoang
dai khang » doi khang, dai thang, dai hang
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - thanh tung ((dai khang) or (dai khoang)) ((cong san) or (cong tac)) than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh tung ((dai khang) OR (dai khoang)) ((cong san) OR (cong tac)) than cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh tung ((dai khang) or (dai khoang)) ((cong san) or (cong tac)) than cao*.