Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
canh doanh » chinh doanh, doanh doanh, kinh doanh
hanh doanh » hang doanh, chinh doanh, doanh doanh
luan cong » luat cong, luong cong, luan chung
dong san » cong san, dong bang, dong von
san phan » san pham, van phan, sat phan
phan cau » phan dau, phan cac, phan tu

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) or (hanh doanh)) luan cong dong san phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu sach - ((canh doanh) OR (hanh doanh)) luan cong dong san phan cau.
• Adding a wildcard symbol may retrieve word variants: toc thieu sach - ((canh doanh) or (hanh doanh)) luan cong dong san phan cau*.