Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
nganh hoa » thanh hoa, khanh hoa, danh hoa
sach hoc » cach hoc, sach hoi, mach hoc
nhan dan » gian dan, nhan tai
phan dau » phan tu, hang dau
te sach » toc sach
mo hoc » mon hoc, co hoc
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: te sach hoc tap, nghien cuu mo hoc nganh hoa hoc xa hoi va ((nhan dan) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach hoc tap, nghien cuu mo hoc nganh hoa hoc xa hoi va ((nhan dan) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: te sach hoc tap, nghien cuu mo hoc nganh hoa hoc xa hoi va ((nhan dan) or (phan dau))*.