Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
va chat » van chat, va phat, cao chat
va hanh » van hanh, va thanh, va danh
hanh va » hang va, hanh vi
cuu tre » cua tre, cau tren, cau treo
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa
va cuu » va cau, va chu, va huu
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: tu sach ((ty xang) OR (ky nang)) x hoi. hieu ((ve cam) OR (va chat)) tuc va hanh va cuu tre~.
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty xang) or (ky nang)) x hoi. hieu ((ve cam) or (va chat)) tuc va hanh va cuu tre*.