Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van ban
te sach » toc sach
nang xa » nang x, lang xa, nang ma
cam tuc » cam tu, nam thuc, dam thuc
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
vi cua » vai cua, di cua

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 xa hoi. lieu va ((cam tuc) OR (cam xuc)) ((van hanh) OR (van anh)) vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang xa hoi. lieu va ((cam tuc) or (cam xuc)) ((van hanh) OR (van anh)) vi cua tre~".
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. lieu va ((cam tuc) or (cam xuc)) ((van hanh) OR (van anh)) vi cua tre*.