Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
doi chiet » doi chi, doi viet, doi chinh
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
chay cao » cay cao, chat cao, nha cao

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 chiet) OR (doi chieu)) tach - hanh tranh cua dung ((cong san) OR (cong ty)) chay cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chiet) OR (doi chieu)) tach - hanh tranh cua dung ((cong san) or (cong ty)) chay cao~".
• Adding a wildcard symbol may retrieve word variants: ((doi chiet) OR (doi chieu)) tach - hanh tranh cua dung ((cong san) or (cong ty)) chay cao*.