Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
duong cong » dung cong, luong cong, duong trong
va duong » van duong, va tuong, va huong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap
anh ban » anh bang, anh bai, anh van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) or (chieu xanh)) - anh ban va duong cong tan ((doanh tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu xanh)) - anh ban va duong cong tan ((doanh tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu xanh)) - anh ban va duong cong tan ((doanh tai) or (toan cao))*.