Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
khoa tieng » thoai tieng, hoc tieng, khoa tinh
doanh tien » doanh tren, doanh vien, doanh chien
tieng ket » tieng viet, thien ket, lien ket
luan tieu » luan thiet
ket luan » ket qua, te luan, dat luan
tieu su » thieu so
su kinh » qua kinh

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) OR (ngan hang)) khoa tieng ket luan tieu su kinh doanh doanh tien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ban hang) OR (ngan hang)) khoa tieng ket luan tieu su kinh doanh doanh tien".
• Adding a wildcard symbol may retrieve word variants: ((ban hang) OR (ngan hang)) khoa tieng ket luan tieu su kinh doanh doanh tien*.