Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
cong thanh » dong thanh, truong thanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chinh » hoc chinh, cho chinh, hoa chinh
cong tan » cong tac, cong san, cong ty
toan tap » toan ban

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 - hanh tranh cua nhung ((((cong tan) OR (cong thanh))) or (cong trinh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chinh sach - hanh tranh cua nhung ((((cong tan) OR (cong thanh))) OR (cong trinh)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chinh sach - hanh tranh cua nhung ((((cong tan) OR (cong thanh))) or (cong trinh)) toan tap".
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - hanh tranh cua nhung ((((cong tan) OR (cong thanh))) or (cong trinh)) toan tap*.