Perhaps you should try some spelling variations:
nhanh khung » nhanh hung, nhanh chuong, nhanh chong
hoc nhanh » hoc nganh, hoc phan
khung hoc » chung hoc, nhung hoc, thuong hoc
toc sach » hoc sach, doc sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
van phan » van phong, van thanh, luan phan
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
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: toc sach hoc tap, nghien cuu mon hoc nhanh khung hoc xa hoi ((va nhan) or (van phan)) van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach hoc tap, nghien cuu mon hoc nhanh khung hoc xa hoi ((va nhan) OR (van phan)) van.
• Adding a wildcard symbol may retrieve word variants: toc sach hoc tap, nghien cuu mon hoc nhanh khung hoc xa hoi ((va nhan) or (van phan)) van*.