Perhaps you should try some spelling variations:
doanh hien » doanh chien, doanh hieu, doanh vien
doanh tien » doanh tren, doanh vien, doanh chien
hang khoa » dung khoa
luan ket » lien ket
qua tieu » luan tieu
tieu thu » trieu thi, tieu su
thu kinh » thu minh, thuat kinh, nha kinh

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 qua tieu thu kinh doanh ((doanh hien) OR (doanh tien))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (ngan OR nhan) hang khoa luan ket qua tieu thu kinh doanh ((doanh hien) OR (doanh tien)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(ngan or nhan) hang khoa luan ket qua tieu thu kinh doanh ((doanh hien) OR (doanh tien))".
• Adding a wildcard symbol may retrieve word variants: (ngan or nhan) hang khoa luan ket qua tieu thu kinh doanh ((doanh hien) OR (doanh tien))*.