Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
thien hach » thien thanh, hien hanh
hien hach » hien hanh, hien nhanh, hien khanh
doanh cua » doanh luan
cua nhung » va nhung
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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 ((hien hach) OR (thien hach)) - chinh doanh cua nhung ((cong dan) OR (cong tan)) toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien hach) or (thien hach)) - chinh doanh cua nhung ((cong dan) OR (cong tan)) toan ban~".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien hach) or (thien hach)) - chinh doanh cua nhung ((cong dan) OR (cong tan)) toan ban*.