Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
thong cong » trong cong, tong cong, thong thong
hoc chinh » hoan chinh, hoc sinh, hoc kinh
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
cong san » cong tac
tan van » tran van, tang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chinh sach - hanh tranh cua thong cong san ((((tan van) or (van ban))) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - hanh tranh cua thong cong san ((((tan van) OR (van ban))) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - hanh tranh cua thong cong san ((((tan van) or (van ban))) or (toan ban))*.