Perhaps you should try some spelling variations:
thanh vi » hanh vi, thanh va, thanh ve
xa thanh » va thanh, ha thanh, ta thanh
cac tuc » cac toc, cac tu, cac tac
sach ty » sach y, sach thu, xach tay
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
sach tu » sach thu, cach tu, sach uu
ve cac » va cac, vien cac
cua te » cua tu
cua su » qua su

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: tu ((sach ty) OR (sach tu)) nang xa hoi. hieu ve cac tuc xa thanh vi ((cua te) OR (cua su))~.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ty) or (sach tu)) nang xa hoi. hieu ve cac tuc xa thanh vi ((cua te) or (cua su))*.