Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
mot chieu » doi chieu, ho chieu
dung cong » dung trong
theo chu » theo chieu, cho chu, chao chu
tranh va » tranh van, trang va, trinh va
van canh » van anh, van hanh, van manh
canh cau » canh chau, can cau, danh cau

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 (theo chu)) xanh - canh tranh va ((nhung cong) or (dung cong)) van canh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (theo chu)) xanh - canh tranh va ((nhung cong) OR (dung cong)) van canh cau.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (theo chu)) xanh - canh tranh va ((nhung cong) or (dung cong)) van canh cau*.