Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh nhan
cong hoan » cong hoa, dong hoa, cong ha
cong tuan » cong tan, cong luan, cong thanh
ho chinh » hoc chinh, cho chinh, hoa chinh
cong san » cong tac
phan dau » phan tu, hang dau
hoan va » khoan va, hoang va, doan va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chinh sach - doanh hoan va nhung ((((cong hoan) OR (cong san))) or (cong tuan)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chinh sach - doanh hoan va nhung ((((cong hoan) OR (cong san))) OR (cong tuan)) phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chinh sach - doanh hoan va nhung ((((cong hoan) OR (cong san))) or (cong tuan)) phan dau".
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - doanh hoan va nhung ((((cong hoan) OR (cong san))) or (cong tuan)) phan dau*.