Perhaps you should try some spelling variations:
chiet tach » chieu sach
doi chiet » doi chieu, doi chi, doi viet
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chiet tach - hanh tang cua nhung ((cong dan) OR (cong san)) than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chiet tach - hanh tang cua nhung ((cong dan) OR (cong san)) than cap".
• Adding a wildcard symbol may retrieve word variants: doi chiet tach - hanh tang cua nhung ((cong dan) OR (cong san)) than cap*.