Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
dung cua » dung luan, dung cho
van than » van thanh, van thang, van tuan
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - hanh dung cua ((nhung cong) or (dung cong)) van than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh dung cua ((nhung cong) OR (dung cong)) van than cap.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh dung cua ((nhung cong) or (dung cong)) van than cap*.