Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
doanh cua » doanh luan
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
tan chan » dan chan, ban chan, can chan
chan cap » khan cap, than cap, cao cap
ban cua » ban quan

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 xanh) or (chieu sach)) - hanh ((ban cua) or (doanh cua)) dung cong tan chan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - hanh ((ban cua) OR (doanh cua)) dung cong tan chan cap.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sach)) - hanh ((ban cua) or (doanh cua)) dung cong tan chan cap*.