Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hanh doanh » hang doanh, chinh doanh, doanh doanh
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham
cua dung » cua dang, cua dong, qua dung
phan cac » nhan cach, phan dau, phan lap

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 - ((hanh doanh) or (kinh doanh)) cua dung cong than phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((hanh doanh) OR (kinh doanh)) cua dung cong than phan cac.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((hanh doanh) or (kinh doanh)) cua dung cong than phan cac*.