Perhaps you should try some spelling variations:
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
hanh ve » hanh vi, hanh va, hanh kem
hanh de » hanh kem
sac van » cac van, san van, sat van
tu cham » toc cham, thi cham
ve cham » va cham, ve chat, vu cham
dang xa » dang xay, lang xa, dang ha
ty dang » ty xang, ky dang, ty hang
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty dang xa hoi. hieu ((ve cham) or (tu cham)) sac van ((hanh de) or (hanh ve)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty dang xa hoi. hieu ((ve cham) OR (tu cham)) sac van ((hanh de) OR (hanh ve)) cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach ty dang xa hoi. hieu ((ve cham) or (tu cham)) sac van ((hanh de) or (hanh ve)) cua tre*.