Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hang doanh » hanh doanh, nhung doanh, van doanh
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
toan phan » thanh phan, toan ban, hoa phan
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 - ((hang doanh) or (kinh doanh)) cua ((nhung cong) OR (thong cong)) toan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((hang doanh) OR (kinh doanh)) cua ((nhung cong) OR (thong cong)) toan phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu sach - ((hang doanh) or (kinh doanh)) cua ((nhung cong) OR (thong cong)) toan phan cac".
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((hang doanh) or (kinh doanh)) cua ((nhung cong) OR (thong cong)) toan phan cac*.