Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thanh chau » thanh cha, thanh cham, thanh chu
mot chieu » ho chieu
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
trinh tu » trinh ky, trinh do
cong san » cong tac
tu dung » tuc dung, tu duong, su dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (doi chieu)) xanh - hanh trinh tu dung cong san ((thanh chau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (doi chieu)) xanh - hanh trinh tu dung cong san ((thanh chau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (doi chieu)) xanh - hanh trinh tu dung cong san ((thanh chau) or (phan tu))*.