Perhaps you should try some spelling variations:
doanh thuc » doanh thu, danh thuc, doan thuc
luan lieu » luan tieu, luan dieu, luan hieu
dung khoa » dung cho
thuc hien » hoc hien
ban dung » van dung, dan dung, tan dung
luan day » luan dac, luat day, luan danh
luan xay » luat xay, luong xay, luan van
lieu nha » lieu khoa, lieu phap, lieu tham
nha kinh » than kinh, nhan sinh, qua kinh

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 ((luan day) OR (luan xay)) luan lieu nha kinh doanh thuc hien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban dung khoa ((luan day) OR (luan xay)) luan lieu nha kinh doanh thuc hien".
• Adding a wildcard symbol may retrieve word variants: ban dung khoa ((luan day) OR (luan xay)) luan lieu nha kinh doanh thuc hien*.