Perhaps you should try some spelling variations:
thuat doanh » luat doanh, thuat lanh, nhuan doanh
hang khoa » dung khoa
doanh hoc » danh hoc, doanh khoa, doanh hoan
ban hang » ngan hang
luan ket » lien ket
qua tieu » luan tieu
toan » tran
hien » bien, vien, hieu

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 tieu ((thuat doanh) OR (thuat toan)) doanh hoc hien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban hang khoa luan ket qua tieu ((thuat doanh) OR (thuat toan)) doanh hoc hien".
• Adding a wildcard symbol may retrieve word variants: ban hang khoa luan ket qua tieu ((thuat doanh) OR (thuat toan)) doanh hoc hien*.