Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, mot chieu
manh cua » doanh cua, ban cua
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chieu)) tinh - canh manh cua nhung ((cong tan) or (cong san)) tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) tinh - canh manh cua nhung ((cong tan) OR (cong san)) tran cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) tinh - canh manh cua nhung ((cong tan) or (cong san)) tran cau*.