Perhaps you should try some spelling variations:
te sach » toc sach
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
ve cai » va cai, ve cac, ve tai
vi cua » vai cua, di cua
va cam » va cham, va cac, va cao
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: te sach y nang x hoi. hieu ((ve cai) or (va cam)) tuc ((va hanh) or (va danh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang x hoi. hieu ((ve cai) OR (va cam)) tuc ((va hanh) OR (va danh)) vi cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang x hoi. hieu ((ve cai) or (va cam)) tuc ((va hanh) or (va danh)) vi cua tre*.