Perhaps you should try some spelling variations:
luan phung » luan phuong, luan chung, luan phong
hieu nganh » vien nganh, hiem ngan, hieu manh
phung cong » nhung cong, phong cong, nhung chong
hieu xanh » chieu xanh, hieu manh, dieu hanh
bang luan » tang luan, hang luan, dung luan
anh bang » anh hoang, anh quang, tinh bang
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 ((hieu xanh) or (hieu nganh)) - anh bang luan phung cong san ((than cap) or (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((hieu xanh) OR (hieu nganh)) - anh bang luan phung cong san ((than cap) OR (thanh san)).
• Adding a wildcard symbol may retrieve word variants: doc ((hieu xanh) or (hieu nganh)) - anh bang luan phung cong san ((than cap) or (thanh san))*.