Perhaps you should try some spelling variations:
thanh hoang » thanh cong, thanh hoa, thanh toan
thanh hang » thanh thang, tranh hang, thanh hung
tieu sach » chieu sach, dien sach, te sach
bang cong » dang cong, bang song, hang cong
cua bang » chua bang, cua ban, cua dang
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - ((thanh hang) OR (thanh hoang)) cua bang cong dan ((can cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - ((thanh hang) OR (thanh hoang)) cua bang cong dan ((can cau) OR (phan cau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - ((thanh hang) OR (thanh hoang)) cua bang cong dan ((can cau) or (phan cau))*".