Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong doan » cong hoan, dong doanh, cong san
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu

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

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