Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
doanh hien » doanh chien, doanh hieu, doanh tien
dung khao » dung khang, dung khach, dung cho
khao luan » khau luan, khai luan, khanh luan
tieu tham » lieu tham, hien tham, hieu pham
ban dung » van dung, dan dung, tan dung
luan ket » lien ket
ket luan » ket qua, te luan, dat luan
tieu thu » trieu thi, tieu su

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: "ban dung khao luan ket luan ((tieu tham) OR (tieu thu)) kinh doanh doanh hien~".
• Adding a wildcard symbol may retrieve word variants: ban dung khao luan ket luan ((tieu tham) OR (tieu thu)) kinh doanh doanh hien*.