Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
thanh va » thanh van, hanh va, thanh ha
te sach » toc sach
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
van lam » van nam
lam duc » lam duoc, pham duc, nam duoc
cua tu » cua tuc, cua su, cua cu

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 ty xang xa hoi. hieu van lam duc va ((hanh vi) OR (thanh va)) ((cua te) OR (cua tu))~.
• Adding a wildcard symbol may retrieve word variants: te sach ty xang xa hoi. hieu van lam duc va ((hanh vi) or (thanh va)) ((cua te) or (cua tu))*.