Perhaps you should try some spelling variations:
trinh dien » tinh dien, trinh tin
dien luat » hien luat, dien luan, hieu luat
vien than » vien thanh, dien than, vien nhan
danh cua » doanh cua, manh cua, dinh cua
dinh cuu » dinh chi
dien han » dien phan, dien than, dien dan
viet ha » viet nam
ha hoc » hoa hoc, nha hoc, va 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 dien luat ((danh cua) or (dinh cuu)) nguoi viet ha hoc ((dien han) or (vien than))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: giao trinh dien luat ((danh cua) OR (dinh cuu)) nguoi viet ha hoc ((dien han) OR (vien than)).
• Adding a wildcard symbol may retrieve word variants: giao trinh dien luat ((danh cua) or (dinh cuu)) nguoi viet ha hoc ((dien han) or (vien than))*.