Perhaps you should try some spelling variations:
doanh tien » doanh tren, doanh vien, doanh chien
doanh hieu » doanh sieu, doan dieu, dong hieu
hang khoa » dung khoa
ban hang » ngan hang
luan ket » lien ket
qua sieu » qua tieu, qua dieu, quoc sieu
sieu tri » dieu tri, sieu thi, lieu tai
kinh » dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ban hang khoa luan ket qua sieu tri kinh doanh ((doanh tien) or (doanh hieu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ban hang khoa luan ket qua sieu tri kinh doanh ((doanh tien) OR (doanh hieu)).
• Adding a wildcard symbol may retrieve word variants: ban hang khoa luan ket qua sieu tri kinh doanh ((doanh tien) or (doanh hieu))*.