Perhaps you should try some spelling variations:
doanh toan » doanh hoan, doanh doanh, doanh thanh
luan tieu » luan thiet
hang khoa » dung khoa
toan bien » toan tien, toan dien, tan bien
ban hang » ngan hang
luan dat » luan dac, luan day, luan chat
tieu thu » trieu thi, tieu su
thu kinh » thu minh, thuat kinh, nha 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 khoa ((luan dat) OR (luat dat)) luan tieu thu kinh doanh toan bien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban hang khoa ((luan dat) OR (luat dat)) luan tieu thu kinh doanh toan bien".
• Adding a wildcard symbol may retrieve word variants: ban hang khoa ((luan dat) OR (luat dat)) luan tieu thu kinh doanh toan bien*.