Perhaps you should try some spelling variations:
trinh nhiet » trinh thiet, trinh nghien, trinh viet
nhiet luat » nghiem luat, nghiep luat, hieu luat
luat danh » luat doanh, luat dan, luat canh
hien huan » hien thuan, hien quan, tien huan
tien duan » tien dua, tien huan, tien quang
danh cua » doanh cua, manh cua, dinh cua
nami hoc » dai hoc, bai hoc, nam hoi
nang hoc » nang doc, nang luc, dong hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: giao trinh nhiet luat danh cua nguoi viet ((nami hoc) OR (nang hoc)) ((hien huan) or (tien duan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: giao trinh nhiet luat danh cua nguoi viet ((nami hoc) OR (nang hoc)) ((hien huan) OR (tien duan)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "giao trinh nhiet luat danh cua nguoi viet ((nami hoc) OR (nang hoc)) ((hien huan) or (tien duan))".
• Adding a wildcard symbol may retrieve word variants: giao trinh nhiet luat danh cua nguoi viet ((nami hoc) OR (nang hoc)) ((hien huan) or (tien duan))*.