Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh
sach hoi » sach doi, sach moi, cach thoi
cuu cong » cua cong, thu cong, cac cong
hoc phan » hoc dan, hoc pho
khoa hoc » hoa hoc
nhan tao » nhan tai, nhan dan
su sach » so sach, vu sach
hoi tai » hoc tai, hoi trac
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 sach hoi tai, nghien cuu cong ((hoc nhanh) or (hoc phan)) khoa hoc xa hoi va nhan tao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoi tai, nghien cuu cong ((hoc nhanh) OR (hoc phan)) khoa hoc xa hoi va nhan tao.
• Adding a wildcard symbol may retrieve word variants: su sach hoi tai, nghien cuu cong ((hoc nhanh) or (hoc phan)) khoa hoc xa hoi va nhan tao*.