Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh nhan
nhan dung » chan dung, nhan dang, ngan dung
dung khoa » dung cho
luan tieu » luan thiet
tieu tham » lieu tham, tieu thu, hien tham
hoan hien » hoan thien, han hien, hoa hien
luan ket » lien ket
ket luan » ket qua, te luan, dat luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: nhan dung khoa luan ket luan tieu tham (kinh or dinh) doanh hoan hien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nhan dung khoa luan ket luan tieu tham (kinh OR dinh) doanh hoan hien.
• Adding a wildcard symbol may retrieve word variants: nhan dung khoa luan ket luan tieu tham (kinh or dinh) doanh hoan hien*.