Perhaps you should try some spelling variations:
hang doanh » nhung doanh, van doanh, dung doanh
hanh doanh » chinh doanh, doanh doanh, kinh doanh
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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) or (hoc hien)) sach - ((hanh doanh) OR (hang doanh)) luan nhung cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) sach - ((hanh doanh) OR (hang doanh)) luan nhung cong san than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (hoc hien)) sach - ((hanh doanh) OR (hang doanh)) luan nhung cong san than cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) sach - ((hanh doanh) OR (hang doanh)) luan nhung cong san than cau*.