Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh nhan
dung khoa » dung cho
khoa lien » khoa tieng, thoai lien, khoa luan
cau trieu » cac trieu, cau triet, chua trieu
ban dung » van dung, dan dung, tan dung
lien ket » thien ket
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 lien ket cau trieu thi kinh doanh hoan (thien or thieu)~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ban dung khoa lien ket cau trieu thi kinh doanh hoan (thien OR thieu).
• Adding a wildcard symbol may retrieve word variants: ban dung khoa lien ket cau trieu thi kinh doanh hoan (thien or thieu)*.