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 cua » doanh cua, manh cua
cua nhung » va nhung
cong luan » tong luan, cong tuan, dong luan
hoan dau » khoan dau, doan dau, han dau

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 cua nhung cong luan ((hoan dau) OR (phan tu))~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh tranh cua nhung cong luan ((hoan dau) or (phan tu))*.