Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh lam » thanh lap, hanh lam, thanh nam
te sach » toc sach
hieu ve » hieu va, hieu van
cham oc » cham hoi, cham voi
lam cua » nam cua, lam chat
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
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: te sach y nang x hoi. hieu ve ((((cham oc) OR (cham soc))) OR (cham o)) ban thanh lam cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang x hoi. hieu ve ((((cham oc) OR (cham soc))) or (cham o)) ban thanh lam cua tre~".
• Adding a wildcard symbol may retrieve word variants: te sach y nang x hoi. hieu ve ((((cham oc) OR (cham soc))) or (cham o)) ban thanh lam cua tre*.