Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
phung cong » nhung cong, phong cong, nhung chong
hanh cong » thanh cong, hang cong, hanh dong
bang cong » dang cong, bang song, hang cong
cua phung » cua phuong, cua nhung, cua chung
ho chieu » theo chieu, hoc thieu, mot chieu
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang 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 cong) or (bang cong)) cua phung cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh cong) OR (bang cong)) cua phung cong tan van ban*.