Perhaps you should try some spelling variations:
qua cham » qua hai, qua cac, va cham
hanh doi » thanh doi, hanh noi, hang doi
su sach » so sach, vu sach
va hanh » van hanh, va thanh, va danh
cua tre » cuu tre, cua triet, dua tren
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
soc va » hoc va, loc va, doc va
cua te » cua tu
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: su sach ((y nang) OR (v nang)) x hoi. hieu qua cham soc va hanh doi ((cua tre) OR (cua te))~.
• Adding a wildcard symbol may retrieve word variants: su sach ((y nang) or (v nang)) x hoi. hieu qua cham soc va hanh doi ((cua tre) or (cua te))*.