Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
tien manh » tien anh, tien thanh, tieng anh
den thanh » de thanh, dinh thanh, dong thanh
doanh cua » doanh luan
cua nhung » va nhung
cong tac » cong ty
chat cam » chat cao, thuat cam, chat va

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 ((tien manh) OR (den thanh)) - canh doanh cua nhung ((cong san) OR (cong tac)) chat cam~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((tien manh) or (den thanh)) - canh doanh cua nhung ((cong san) OR (cong tac)) chat cam~".
• Adding a wildcard symbol may retrieve word variants: hoc ((tien manh) or (den thanh)) - canh doanh cua nhung ((cong san) OR (cong tac)) chat cam*.