Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
mot chieu » ho chieu
doi chieu » doc hieu, doi chi, ho chieu
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
toan phan » thanh phan, toan ban, hoa phan
tan phan » than phan, van phan, tai phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (doi chieu)) xanh - canh tranh van nhung cong ((tan phan) OR (toan phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (doi chieu)) xanh - canh tranh van nhung cong ((tan phan) OR (toan phan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (doi chieu)) xanh - canh tranh van nhung cong ((tan phan) OR (toan phan)) cau".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (doi chieu)) xanh - canh tranh van nhung cong ((tan phan) OR (toan phan)) cau*.