Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
ban banh » ban hanh, ban anh, ban danh
sach ky » sac ky, sach y, sach ty
ban dan » ban hang, ban hanh, ban quan
va cham » va chat, va tham
cua tre » cua te, cuu tre, cua triet
va cam » va cac, va cao, va cai
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang x hoi. hieu ((va cam) OR (va cham)) xuc ((ban banh) or (ban dan)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang x hoi. hieu ((va cam) OR (va cham)) xuc ((ban banh) OR (ban dan)) vi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang x hoi. hieu ((va cam) OR (va cham)) xuc ((ban banh) or (ban dan)) vi cua tre*".