Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, mot chieu
dung cong » dung trong
cong bang » cuong bang, dong bang, hong bang
bang than » bang thanh, ban than, sang than
cong tac » cong ty
tac dung » sach dung, xay dung, tin dung
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 - thanh cong tac dung cong bang than cap~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh cong tac dung cong bang than cap*.