Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thong cua » thong quan, thong tu, huong cua
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, hang cua, tang luan
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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 chieu sach - hanh ((thong cua) or (tang cua)) chong ((cong dan) OR (cong san)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((thong cua) OR (tang cua)) chong ((cong dan) OR (cong san)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((thong cua) or (tang cua)) chong ((cong dan) OR (cong san)) toan tap".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((thong cua) or (tang cua)) chong ((cong dan) OR (cong san)) toan tap*.