Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cong cong » cong dong, trong cong, dung cong
chai nang » chang nang, phap nang, cam nang
tinh cua » trinh cua, sinh cua, tinh chat
cong san » cong tac
chan ban » can ban, chat ban, chan doan
chan nan » chan nhan, chang nang, chan doan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - hanh tinh cua cong cong san ((chan ban) or (((chan nan) or (chai nang))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh tinh cua cong cong san ((chan ban) OR (((chan nan) OR (chai nang)))).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh tinh cua cong cong san ((chan ban) or (((chan nan) or (chai nang))))*.