Perhaps you should try some spelling variations:
nhanh khong » nhanh chong, nganh khong, nhan khong
hoc nhanh » hoc nganh, hoc phan
thu sach » tu sach, thuat sach, thuoc sach
sach hoc » cach hoc, sach hoi, mach hoc
thuoc xa » thuoc ma, thuoc va, thuoc tai
thuoc la » thuoc ma, thuoc va, thuoc tai
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc
va nhan » van nhan, ca nhan, va phan
nhan va » nhan tai, nhan dan, nhan tao

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach hoc tap, nghien cuu mot hoc nhanh khong ((thuoc xa) or (thuoc la)) hoi va nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach hoc tap, nghien cuu mot hoc nhanh khong ((thuoc xa) OR (thuoc la)) hoi va nhan va.
• Adding a wildcard symbol may retrieve word variants: thu sach hoc tap, nghien cuu mot hoc nhanh khong ((thuoc xa) or (thuoc la)) hoi va nhan va*.