Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
doanh cua » doanh luan
cua nhung » va nhung
hieu van » hieu va, thien van, lieu va
cong san » cong tac
toan ban » van ban

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 van)) - hanh doanh cua nhung cong san ((toan tap) OR (toan ban))~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (hieu van)) - hanh doanh cua nhung cong san ((toan tap) or (toan ban))*.