Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
cong luan » tong luan, cong tuan, dong luan
doan dau » doan dieu, phan dau, doan va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh tranh van nhung cong luan ((doan dau) OR (phan tu))~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh tranh van nhung cong luan ((doan dau) or (phan tu))*.