Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh de » hanh de, thanh ve, thanh do
ca tren » cau tren, cu tren, co tren
cuu tre » cua tre, cau tren, cau treo
te sach » toc sach
luc van » luoc van, luu van, duc van
hau luc » hau loc, cau luc, nhan luc
nang xa » nang x, lang xa, nang ma
la tren » loai tren, dua tren, dat tren
y nang » ky nang, ly nang, v nang
va hau » van hau, va chau, vat hau

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 hau luc van thanh de ((cuu tre) OR (((ca tren) OR (la tren))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang xa hoi. lieu va hau luc van thanh de ((cuu tre) or (((ca tren) OR (la tren))))~".
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. lieu va hau luc van thanh de ((cuu tre) or (((ca tren) OR (la tren))))*.