Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh dung » thanh dung, anh dung, hanh dong
ho chieu » theo chieu, hoc thieu, doi chieu
cho tong » cho trong, cho tuong, cho cong
cong tan » cong tac, cong san, cong ty

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 - hanh dung cho tong ((cong tan) or (cong thanh)) luan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh dung cho tong ((cong tan) OR (cong thanh)) luan van*.