Perhaps you should try some spelling variations:
trinh thiet » trinh viet, trinh thi
thiet luat » hieu luat, hien luat, chiet xuat
viet nhan » vien nhan, viet han, viet nhat
viet phan » viet thanh, viet ha, viet van
hoc tieng » hoc hien
canh cho » danh cho, anh cho, chinh cho
canh cha » canh chau, canh cua, thanh cha

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 thiet luat ((canh cho) OR (canh cha)) nguoi ((viet nhan) or (viet phan)) hoc tieng anh~.
• If you are trying to use Boolean operators, they must be ALL CAPS: giao trinh thiet luat ((canh cho) OR (canh cha)) nguoi ((viet nhan) OR (viet phan)) hoc tieng anh.
• The words AND, OR and NOT may confuse the search; try adding quotes: "giao trinh thiet luat ((canh cho) OR (canh cha)) nguoi ((viet nhan) or (viet phan)) hoc tieng anh".
• Adding a wildcard symbol may retrieve word variants: giao trinh thiet luat ((canh cho) OR (canh cha)) nguoi ((viet nhan) or (viet phan)) hoc tieng anh*.