Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
nhanh mang » hanh mang, nhanh quang, nhanh thang
nhanh lang » nhanh quang, nhanh thang, nhan dang
cua trong » cua truong, cua trung, qua trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
than ban » thanh ban, toan ban, than man

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: ho chieu sang - ((nhanh mang) OR (nhanh lang)) cua trong ((cong tan) OR (cong tac)) than ban~.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - ((nhanh mang) or (nhanh lang)) cua trong ((cong tan) or (cong tac)) than ban*.