Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hang hang » nang hang, cang thang, hung thang
hang cua » mang cua, hang ca, huong cua
cua hang » cua dang, cua nhung, cua cong
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: toc thieu sach - hang hang cua hang ((cong dan) OR (cong san)) than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu sach - hang hang cua hang ((cong dan) OR (cong san)) than cap".
• Adding a wildcard symbol may retrieve word variants: toc thieu sach - hang hang cua hang ((cong dan) OR (cong san)) than cap*.