Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
ly nang » ky nang, ly hang, ly vang
xuc ban » duc ban, cuc ban, quoc ban
ban anh » ban hanh, ban banh, ban danh
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, v nang, may nang
va cam » va cham, va cao, va cai
x hoi » xa hoi, o hoi, x ho
d cuu » _ cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((y nang) OR (ly nang)) x hoi. hieu ((va cam) or (va cac)) xuc ban anh d cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((y nang) OR (ly nang)) x hoi. hieu ((va cam) OR (va cac)) xuc ban anh d cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ((y nang) OR (ly nang)) x hoi. hieu ((va cam) or (va cac)) xuc ban anh d cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ((y nang) OR (ly nang)) x hoi. hieu ((va cam) or (va cac)) xuc ban anh d cuu tre*.