Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
ban banh » ban hanh, ban danh, ban thanh
nang ro » nang co, nang ho, nang ra
va cham » va chat, va tham
ban anh » ban hanh, ban danh, bang anh
cua tre » cua te, cuu tre, cua triet
ro hoi » co hoi, o hoi, mo hoi
da cua » dai cua, day cua, dan cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) OR (toc sach)) ky nang ro hoi. lieu va cham soc ((ban anh) or (ban banh)) da cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) ky nang ro hoi. lieu va cham soc ((ban anh) OR (ban banh)) da cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) OR (toc sach)) ky nang ro hoi. lieu va cham soc ((ban anh) or (ban banh)) da cua tre".
• Adding a wildcard symbol may retrieve word variants: ((te sach) OR (toc sach)) ky nang ro hoi. lieu va cham soc ((ban anh) or (ban banh)) da cua tre*.