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 va » tranh van, trang va, trinh va
cong dan » cong san, cong tan, huong dan
chan tu » han tu, chon tu, chan ta
chai tu » cai tu, choi tu, chay tu

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 va nhung cong dan ((((chan tu) OR (chai tu))) OR (phan tu))~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh tranh va nhung cong dan ((((chan tu) or (chai tu))) or (phan tu))*.