Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh, hoc phan
nhanh hoa » nhanh hoan, thanh hoa, khanh hoa
sach moi » sach doi, sach hoi, bach mai
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
su sach » so sach, vu sach
moi tap » moi tai, toi tap
va nhan » van nhan, va phan, va nha
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 moi tap, nghien cuu cong hoc nhanh hoa hoc xa hoi ((va nhan) or (ca nhan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach moi tap, nghien cuu cong hoc nhanh hoa hoc xa hoi ((va nhan) OR (ca nhan)) van.
• Adding a wildcard symbol may retrieve word variants: su sach moi tap, nghien cuu cong hoc nhanh hoa hoc xa hoi ((va nhan) or (ca nhan)) van*.