Perhaps you should try some spelling variations:
minh doanh » kinh doanh, minh danh, minh doan
doanh khoa » toan khoa
hang khoa » dung khoa
thiet thi » tiet thi, thiet bi, thieu nhi
khoa hien » hoa hien, khoa huyen, khoa tieng
ban hang » ngan hang
lien dat » tien dat, lieu data, hien dai
mien dat » tien dat, hien dai, vien dai
thi minh » chi minh, thi hanh, thi bich

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 ((lien dat) OR (mien dat)) luan thiet thi minh doanh khoa hien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban hang khoa ((lien dat) OR (mien dat)) luan thiet thi minh doanh khoa hien*".