Perhaps you should try some spelling variations:
nhiem thuc » nghiem thuc, nghiem thuoc, nghiep thuc
nganh nong » nganh cong
thuc dong » thuoc dong, thuc dung, phuc dong
hoc nganh » hoc nhanh
voi doanh » von doanh, tri doanh, hoa doanh
sach hoc » cach hoc, sach hoi, mach hoc
dong hoc » dong co, dong luc
nong hoc » nang hoc, nong thon, duong hoc
roi danh » hoi danh, doi doanh, loai danh
te sach » toc sach
hoc lai » hoc dai, hoc bai, hoc lam

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach hoc tap, nhiem thuc dong hoc nganh nong hoc lai ((roi danh) OR (voi doanh)) luan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach hoc tap, nhiem thuc dong hoc nganh nong hoc lai ((roi danh) OR (voi doanh)) luan van".
• Adding a wildcard symbol may retrieve word variants: te sach hoc tap, nhiem thuc dong hoc nganh nong hoc lai ((roi danh) OR (voi doanh)) luan van*.