Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
doi chieu » doc hieu, doi chi, ho chieu
tong cong » trong cong, dung cong, dang cong
cong cong » cong dong, trong cong, dung cong
nhan cach » phan cac
trinh va » trinh van, trinh vat, trinh ve
dan nhan » danh nhan, dan chan, van nhan

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 trinh va ((tong cong) OR (cong cong)) dan nhan cach~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh trinh va ((tong cong) or (cong cong)) dan nhan cach*.