Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh, hoc phan
khong hoc » khung hoc, khong thuoc, khong chuc
thong hoc » thuong hoc, tuong hoc, thong hoa
sach hoc » cach hoc, sach hoi, mach hoc
nhan tai » hang tai, van tai, toan tai
su sach » so sach, vu sach
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
va nhan » van nhan, ca nhan, va phan

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 mon hoc nhanh ((khong hoc) or (thong hoc)) xa hoi va nhan tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach hoc tap, nghien cuu mon hoc nhanh ((khong hoc) OR (thong hoc)) xa hoi va nhan tai.
• Adding a wildcard symbol may retrieve word variants: su sach hoc tap, nghien cuu mon hoc nhanh ((khong hoc) or (thong hoc)) xa hoi va nhan tai*.