Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu nganh » vien nganh, hiem ngan, hieu manh
luan phung » luan phuong, luan chung, luan phong
phung cong » nhung cong, phong cong, nhung chong
hung luan » chung luan, khung luan, dung luan
anh hung » anh huong, manh hung, anh dung
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((chieu xanh) or (hieu nganh)) - anh hung luan phung cong san ((than cap) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu xanh) OR (hieu nganh)) - anh hung luan phung cong san ((than cap) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: doc ((chieu xanh) or (hieu nganh)) - anh hung luan phung cong san ((than cap) or (thanh san))*.