Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh nhan
ngan dung » ngan hang, van dung, dan dung
dung khoa » dung cho
hoan tien » hoan thien, toan tien, toan tieng
luan ket » lien ket
qua tieu » luan tieu
thu minh » thi minh, chi minh
vu minh » vu dinh, van minh

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ngan dung khoa luan ket qua tieu ((thu minh) OR (vu minh)) doanh hoan tien~".
• Adding a wildcard symbol may retrieve word variants: ngan dung khoa luan ket qua tieu ((thu minh) OR (vu minh)) doanh hoan tien*.