Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
toc sach » hoc sach, doc sach, thuoc sach
thanh di » thanh doi, thanh de, thanh do
sach ty » sach y, sach tu, sach thu
duc van » duc va, duc tan, duc manh
cua cau » cua cac, cua chu, cua cay
nang ma » tang ma, sang ma, nang cao
ty nang » ky nang, ty xang, ty hang
ve cao » va cao, ve bao, ve co
ve cac » va cac, vien cac
ma hoi » mai hoi, xa hoi, ma hoa
di cua » dai cua, doi 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: toc sach ty nang ma hoi. hieu ((ve cao) OR (ve cac)) duc van thanh di cua cau~.
• Adding a wildcard symbol may retrieve word variants: toc sach ty nang ma hoi. hieu ((ve cao) or (ve cac)) duc van thanh di cua cau*.