Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, truong thanh
hanh dung » thanh dung, anh dung, manh dung
hanh dong » anh dong, ha dong
ho chieu » theo chieu, hoc thieu, doi chieu
cua dong » chua dong, cua cong, cua dang
cong tan » cong tac, cong san, cong ty
tran van » luan van

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) or (hanh dong)) cua dong ((cong tan) or (cong thanh)) tran van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh dung) OR (hanh dong)) cua dong ((cong tan) OR (cong thanh)) tran van.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh dung) or (hanh dong)) cua dong ((cong tan) or (cong thanh)) tran van*.