Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
cua nhung » va nhung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cao » toan ban, toan tap
chi van » thi van, chu van
thi lan » thi hanh, thi nang, thi lien

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chi van) or (thi lan)) - hanh doanh cua nhung ((cong dan) OR (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chi van) OR (thi lan)) - hanh doanh cua nhung ((cong dan) OR (cong san)) toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chi van) or (thi lan)) - hanh doanh cua nhung ((cong dan) OR (cong san)) toan cao*".