Perhaps you should try some spelling variations:
luan nhung » luan chung, luan hung, quan nhung
theo chieu » ho chieu, theo chu, thi chieu
nhung cong » dung cong, thong cong, hang cong
hanh dung » thanh dung, anh dung, hanh dong
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than man » than ma, thanh san, tran manh

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) OR (theo tieu)) xanh - hanh dung luan nhung cong tac than man~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) xanh - hanh dung luan nhung cong tac than man".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) xanh - hanh dung luan nhung cong tac than man*.