Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van tham » van thanh, van tuan, van chat
van hanh » van thanh, ban hanh, van ban
te sach » toc sach
tham oc » tham nuoc, cham soc, tham hoa
van anh » van thanh, tuan anh, van minh
lai cua » dai cua, hai cua, lai chau
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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang x hoi. hieu van tham oc ((van hanh) OR (van anh)) lai cua tre~".
• Adding a wildcard symbol may retrieve word variants: te sach y nang x hoi. hieu van tham oc ((van hanh) OR (van anh)) lai cua tre*.