Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
doi chieu » doc hieu, doi chi, mot chieu
tranh cac » trinh cac, thanh cac, tranh cai
cac trong » cac truong, cay trong, tac trong
tan thanh » tran thanh, tang thanh, toan thanh
cong tan » cong tac, cong san, cong thanh

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 - canh tranh cac trong cong tan thanh san~.
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - canh tranh cac trong cong tan thanh san*.