Perhaps you should try some spelling variations:
lanh doanh » hanh doanh, doanh doanh, kinh doanh
nhung cong » dung cong, thong cong, hang cong
thien anh » thien danh, thien thanh, thien chanh
doanh cua » doanh luan
cua nhung » va nhung
tien anh » tieng anh, tien manh, dien anh
cong san » cong tac
toan tai » toan tap, doanh tai, toan cao
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: hoc ((thien anh) OR (tien anh)) - lanh doanh cua nhung cong san ((toan tai) OR (toan ban))~.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien anh) or (tien anh)) - lanh doanh cua nhung cong san ((toan tai) or (toan ban))*.