Perhaps you should try some spelling variations:
nhung doanh » nhung danh, dung doanh, nhung don
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
van doanh » toan doanh, van dong, van thanh
dang cong » dung cong
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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) OR (hieu lang)) - ((nhung doanh) OR (van doanh)) cua dang cong dan toan cao~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (hieu lang)) - ((nhung doanh) or (van doanh)) cua dang cong dan toan cao*.