Perhaps you should try some spelling variations:
sanh van » san van, anh van, canh van
van nang » van quang, van ban, van dong
truc van » truc va, thuc van, truc ban
van hanh » van thanh, ban hanh, van anh
so sanh » do sanh
nang xa » nang x, lang xa, nang ma
hanh ve » hanh vi, hanh va, hanh kem
cua tre » cua te, cuu tre, cua triet
ve cau » ke cau, ve cac, le cau
va cau » van cau, va cac, va dau
ve cua » le cua, de cua, te 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: so sanh van nang xa hoi. hieu ((ve cau) OR (va cau)) truc van hanh ve cua tre~.
• Adding a wildcard symbol may retrieve word variants: so sanh van nang xa hoi. hieu ((ve cau) or (va cau)) truc van hanh ve cua tre*.