Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
tang luan » dung luan
tang cua » mang cua, hang cua, thong cua
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
chan ban » can ban, chat ban, chan nan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh ((tang cua) or (tang luan)) dong ((cong dan) OR (cong tan)) chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh ((tang cua) OR (tang luan)) dong ((cong dan) OR (cong tan)) chan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh ((tang cua) or (tang luan)) dong ((cong dan) OR (cong tan)) chan ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh ((tang cua) or (tang luan)) dong ((cong dan) OR (cong tan)) chan ban*.