Perhaps you should try some spelling variations:
tay nguoi » toc nguoi, dao nguoi, ca nguoi
lam nguoi » dao nguoi
sach hoc » sach hoi, mach hoc, sach duoc
tao cach » tao cac, tao mach, hao cach
cach hoc » cach thuc, cach thoi, dich hoc
te sach » toc sach
hoc tay » toc tay, hoc tap, hoc may
hoc lam » duoc lam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( te sach hoc tay nguoi ) OR ( tao cach hoc lam nguoi ))~.
• Adding a wildcard symbol may retrieve word variants: (( te sach hoc tay nguoi ) or ( tao cach hoc lam nguoi ))*.