Perhaps you should try some spelling variations:
doanh thanh » danh thanh, doanh nhan, dinh thanh
thanh hien » thanh vien, thanh nien, thanh huyen
dung khoa » dung cho
thiet thi » tiet thi, thiet bi, thieu nhi
ban dung » van dung, dan dung, tan dung
ket luan » ket qua, te luan, ket doan
dat luan » dan luan, dau luan, dat quang
thi kinh » tri kinh, thi minh, thi hinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ban dung khoa luan ((ket luan) OR (dat luan)) thiet thi kinh doanh thanh hien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban dung khoa luan ((ket luan) OR (dat luan)) thiet thi kinh doanh thanh hien".
• Adding a wildcard symbol may retrieve word variants: ban dung khoa luan ((ket luan) OR (dat luan)) thiet thi kinh doanh thanh hien*.