Perhaps you should try some spelling variations:
hoc nhanh » hoc phan
sach hoc » cach hoc, sach hoi, mach hoc
khoa hoc » hoa hoc
cau nhan » chau nhan, ca nhan, cu nhan
su sach » so sach, vu sach
hoi cau » hoi chu, hoc cau, hoa cau
nhan va » nhan tai, nhan dan, nhan tao
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 sach hoc tap, nghien cuu mo ((hoc nganh) or (hoc nhanh)) khoa hoc xa hoi cau nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoc tap, nghien cuu mo ((hoc nganh) OR (hoc nhanh)) khoa hoc xa hoi cau nhan va.
• Adding a wildcard symbol may retrieve word variants: su sach hoc tap, nghien cuu mo ((hoc nganh) or (hoc nhanh)) khoa hoc xa hoi cau nhan va*.