Perhaps you should try some spelling variations:
chiet tach » chieu sach
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
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 xanh) or (((chinh sach) or (chiet tach)))) - hanh tranh cua nhung cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (((chinh sach) OR (chiet tach)))) - hanh tranh cua nhung cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (((chinh sach) or (chiet tach)))) - hanh tranh cua nhung cong tan tran cau*.