Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
chieu tinh » trieu tinh, lieu tinh, chau tinh
thanh cung » thanh cuong, thanh cong, thanh tung
cung cac » cuong cac, cung cap, dung cac
dan cong » dang cong, van cong, dan dong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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) or (chieu tinh)) - thanh cung cac dan cong tan ((van ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu tinh)) - thanh cung cac dan cong tan ((van ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu tinh)) - thanh cung cac dan cong tan ((van ban) or (toan cao))*.