Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
doc chieu » doc hieu, doi chieu, toc thieu
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tap

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

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