Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thi chien » thi hien, thi thien, thien chien
cua nhung » va nhung
doc hieu » toc thieu, hoc thieu, hoc hien
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
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: ((doc hieu) or (((theo tieu) or (thi chien)))) xanh - anh tang cua nhung cong tac than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (((theo tieu) OR (thi chien)))) xanh - anh tang cua nhung cong tac than cap.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (((theo tieu) or (thi chien)))) xanh - anh tang cua nhung cong tac than cap*.