Perhaps you should try some spelling variations:
te sach » toc sach
va cham » va chat, va tham
xuc ban » cuc ban, quoc ban, xuat ban
duc ban » duc tan, duc van, dua ban
anh dai » vanh dai, anh bai, anh tai
anh dat » thanh dat, lanh dao, dinh dat
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
nang o » nang co, nang ho, nang ro
o hai » co hai, so hai, o lai

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 o hai. lieu va cham ((xuc ban) OR (duc ban)) ((anh dai) or (anh dat)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang o hai. lieu va cham ((xuc ban) OR (duc ban)) ((anh dai) OR (anh dat)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang o hai. lieu va cham ((xuc ban) OR (duc ban)) ((anh dai) or (anh dat)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach y nang o hai. lieu va cham ((xuc ban) OR (duc ban)) ((anh dai) or (anh dat)) cua tre*.