Perhaps you should try some spelling variations:
vien thanh » tien thanh, dien thanh, thien thanh
viet thanh » viet anh
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, hang cong
doanh cua » doanh luan
cua nhung » va nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((vien thanh) or (viet thanh)) - hanh doanh cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((vien thanh) OR (viet thanh)) - hanh doanh cua nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((vien thanh) or (viet thanh)) - hanh doanh cua nhung cong san toan cau*.