Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
doi chieu » doc hieu, doi chi, mot chieu
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, mot chieu
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
tan cau » toan cau, van cau, tan ca

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) xanh - hanh tranh cua dung ((cong san) OR (cong tac)) tan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (ho chieu)) xanh - hanh tranh cua dung ((cong san) OR (cong tac)) tan cau~".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (ho chieu)) xanh - hanh tranh cua dung ((cong san) OR (cong tac)) tan cau*.