Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
doanh tieng » doanh tien, anh tieng, hanh tieng
hang khoa » dung khoa
luan tieu » luan thiet
luan ket » lien ket
ket luan » ket qua, te luan, dat luan
tieu qua » hieu qua, lieu quan, hieu quan
kinh » dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (ngan OR nhan) hang khoa luan ket luan tieu qua kinh doanh doanh tieng~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(ngan OR nhan) hang khoa luan ket luan tieu qua kinh doanh doanh tieng".
• Adding a wildcard symbol may retrieve word variants: (ngan OR nhan) hang khoa luan ket luan tieu qua kinh doanh doanh tieng*.