Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
cua nhung » va nhung
khoan cam » khoa cam, khoan va, phan cam
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
khan cap » khan ap, than cap, phan cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - hanh tranh cua nhung ((cong dan) OR (cong san)) ((khan cap) or (khoan cam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh tranh cua nhung ((cong dan) OR (cong san)) ((khan cap) OR (khoan cam)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh tranh cua nhung ((cong dan) OR (cong san)) ((khan cap) or (khoan cam))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh tranh cua nhung ((cong dan) OR (cong san)) ((khan cap) or (khoan cam))*.