Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh luan
dung khoa » dung cho
luan tieu » luan thiet
ban dung » van dung, dan dung, tan dung
luan ket » lien ket
ket luan » ket qua, te luan, dat luan
tieu thi » trieu thi, tiep thi, tieu thu
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 tieu thi kinh ((doanh hoan) OR (doanh nhan)) hien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban dung khoa luan ket luan tieu thi kinh ((doanh hoan) OR (doanh nhan)) hien".
• Adding a wildcard symbol may retrieve word variants: ban dung khoa luan ket luan tieu thi kinh ((doanh hoan) OR (doanh nhan)) hien*.