Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh ha » thanh hoa, thanh hai, nhanh ha
te sach » toc sach
soc ban » hoc ban, coc ban, so ban
va cham » va chat, va tham
sach ky » sac ky, sach y, sach ty
ve cham » ve chat, vu cham, ve chim
lang ha » long ha
dang ha » dong ha, dung ha, tang ha
cua tre » cua te, cuu tre, cua triet
ha cua » hoa cua, hai cua, nha 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 ky ((dang ha) OR (lang ha)) noi. hieu ((ve cham) or (va cham)) soc ban thanh ha cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((dang ha) OR (lang ha)) noi. hieu ((ve cham) OR (va cham)) soc ban thanh ha cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((dang ha) OR (lang ha)) noi. hieu ((ve cham) or (va cham)) soc ban thanh ha cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((dang ha) OR (lang ha)) noi. hieu ((ve cham) or (va cham)) soc ban thanh ha cua tre*.