Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
thieu sach » chieu sach, thien hach, hieu cach
doanh luan » doanh nhan
hoc thieu » toc thieu, hoc hien
luan dung » lan dung, luan dong, luan hung
dung cong » dung trong
cong san » cong tac
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sach - doanh doanh luan dung cong san ((phan cac) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - doanh doanh luan dung cong san ((phan cac) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - doanh doanh luan dung cong san ((phan cac) or (phan dau))*.