Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
thanh de » hanh de, thanh ve, thanh do
te sach » toc sach
cua tre » cua te, cua triet, dua tren
cuu tre » cau tren, cau treo
cam luc » cau luc
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
x hoi » xa hoi, o hoi, x ho

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te sach v nang x hoi. hieu qua ((cam luc) or (cam xuc)) va thanh de ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v nang x hoi. hieu qua ((cam luc) OR (cam xuc)) va thanh de ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: te sach v nang x hoi. hieu qua ((cam luc) or (cam xuc)) va thanh de ((cua tre) or (cuu tre))*.