Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
thanh dai » thanh tai, thanh dat, thanh oai
tay lang » tai lang, tay tang, tay quang
sach tay » xach tay, sach hay, sach nay
te sach » toc sach
cua tre » cua te, cuu tre, cua triet
truc va » thuc va, thuc vat, trung va
lang xa » lang ha, dang xay, lang van
va cam » va cham, va cac, va cai
va cao » va cac, va co, va dao

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 tay lang xa hoi. hieu ((va cam) or (va cao)) truc va ((thanh dai) OR (thanh hai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tay lang xa hoi. hieu ((va cam) OR (va cao)) truc va ((thanh dai) OR (thanh hai)) cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tay lang xa hoi. hieu ((va cam) or (va cao)) truc va ((thanh dai) OR (thanh hai)) cua tre*".