Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chiet » ho chieu, hoc thiet, hoa thiet
ho thiet » hoc thiet, hoa thiet, so thiet
cong tan » cong tac, cong san, cong ty
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 chiet) or (ho thiet)) tach - canh tranh cua nhung ((cong tan) or (cong thanh)) tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chiet) OR (ho thiet)) tach - canh tranh cua nhung ((cong tan) OR (cong thanh)) tran cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) or (ho thiet)) tach - canh tranh cua nhung ((cong tan) or (cong thanh)) tran cau*.