Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
cach hoc » cach thuc, cach thoi, dich hoc
cong coc » cong cuoc, cong cac, cong co
dong hoc » dong co, dong luc
khoa hoc » hoa hoc
nhan dan » phan dau, gian dan, nhan tai
su cach » su sach, tu cach, su cac
va nhan » van nhan, ca nhan, va phan
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach hoc tap, nghien cuu ((cong coc) or (dong hoc)) nganh khoa hoc xa hoi va nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach hoc tap, nghien cuu ((cong coc) OR (dong hoc)) nganh khoa hoc xa hoi va nhan dan.
• Adding a wildcard symbol may retrieve word variants: su cach hoc tap, nghien cuu ((cong coc) or (dong hoc)) nganh khoa hoc xa hoi va nhan dan*.