Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
va thanh » gia thanh, ban thanh, va tinh
lam cua » nam cua, lam chat
va hanh » van hanh, va danh, ban hanh
vu cham » va cham, vu kham, tu cham
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, ve chim
cua tre » cua te, cuu tre, cua triet
x hoi » xa hoi, o hoi, x ho

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: toc sach ky nang x hoi. hieu ((ve cham) OR (vu cham)) soc ((va thanh) OR (va hanh)) lam cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ky nang x hoi. hieu ((ve cham) OR (vu cham)) soc ((va thanh) or (va hanh)) lam cua tre~".
• Adding a wildcard symbol may retrieve word variants: toc sach ky nang x hoi. hieu ((ve cham) OR (vu cham)) soc ((va thanh) or (va hanh)) lam cua tre*.