Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
theo toc » ho toc, thac toc, theo bo
theo don » theo dong, theo doi, theo duong
van tan » van tuan, van ban, van tai
tan cau » toan cau, van cau, tan ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo toc) or (theo don)) sach - canh doanh cua ((hang cong) OR (dang cong)) van tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo toc) OR (theo don)) sach - canh doanh cua ((hang cong) OR (dang cong)) van tan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo toc) or (theo don)) sach - canh doanh cua ((hang cong) OR (dang cong)) van tan cau".
• Adding a wildcard symbol may retrieve word variants: ((theo toc) or (theo don)) sach - canh doanh cua ((hang cong) OR (dang cong)) van tan cau*.