Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
truc van » truc va, thuc van, truc ban
sach ty » sach y, sach tu, sach thu
xang xa » lang xa, mang xa, ang xa
van anh » van thanh, tuan anh, van minh
cua tre » cua te, cuu tre, cua triet
va dai » va dao, va dau, va dap
vi dai » si dai, li dai, vien dai
anh va » hanh va
va cua » va chua, via cua, ca 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: thu sach ty xang xa hoi. hieu ((va dai) OR (vi dai)) truc van anh va cua tre~.
• Adding a wildcard symbol may retrieve word variants: thu sach ty xang xa hoi. hieu ((va dai) or (vi dai)) truc van anh va cua tre*.