Perhaps you should try some spelling variations:
sach thu » sach thue, sach thieu, sach tham
hanh te » hanh tu, hanh ve, hanh de
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
sach tu » cach tu, sach ty, sach uu
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao
luc va » tuc va, loc va
te cua » tue cua, le cua, de 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 thu) OR (sach tu)) nang xa hoi. hieu va cam ((luc va) OR (duc va)) hanh te cua tre~.
• Adding a wildcard symbol may retrieve word variants: te ((sach thu) or (sach tu)) nang xa hoi. hieu va cam ((luc va) or (duc va)) hanh te cua tre*.