Perhaps you should try some spelling variations:
trinh nhiet » trinh thiet, trinh nghien, trinh viet
trinh hieu » trinh dieu, trinh thiet, trinh thien
luat danh » luat doanh, luat dan, luat canh
cho nguoi » cua nguoi
viet nhan » viet phan, vien nhan, viet han
hoc tieng » hoc hien
nhan hoc » nha hoc, nhan hoa, than 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 hieu) OR (trinh nhiet)) luat danh cho nguoi viet nhan hoc tieng anh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "giao ((trinh hieu) OR (trinh nhiet)) luat danh cho nguoi viet nhan hoc tieng anh".
• Adding a wildcard symbol may retrieve word variants: giao ((trinh hieu) OR (trinh nhiet)) luat danh cho nguoi viet nhan hoc tieng anh*.