Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
luan thong » luan phong, luan tuong, luat thong
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
manh toan » thanh toan, anh tuan, tinh toan
van toan » van tuan, van tan, van thanh

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 luan thong cong ((van toan) or (manh toan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh doanh luan thong cong ((van toan) OR (manh toan)) tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh doanh luan thong cong ((van toan) or (manh toan)) tap*.