Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
canh doanh » hanh doanh, chinh doanh, doanh doanh
thanh phan » thanh pho, thanh san, thanh toan
doanh cua » doanh luan
cong dung » cuong dung, cong dong, cong luong
cua tong » cua cong, cua dong, cua nong
cong dan » cong san, cong tan, huong dan

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 - canh doanh cua tong ((cong dan) or (cong dung)) thanh phan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu sach - canh doanh cua tong ((cong dan) OR (cong dung)) thanh phan*.