Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
toc sach » hoc sach, doc sach, thuoc sach
ty lang » tay lang, ty xang, ty hang
lang ha » long ha
cua tre » cuu tre, cua triet, dua tren
sach ty » sach y, sach tu, sach thu
cua te » cua tu
tuc va » thuc va, truc va, tuc xa
luc va » duc va, loc va
va cam » va cham, va cac, va cao
ha hoi » hoa hoi, ha noi, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach ty lang ha hoi. lieu va cam ((luc va) or (tuc va)) thanh tai ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ty lang ha hoi. lieu va cam ((luc va) OR (tuc va)) thanh tai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ty lang ha hoi. lieu va cam ((luc va) or (tuc va)) thanh tai ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: toc sach ty lang ha hoi. lieu va cam ((luc va) or (tuc va)) thanh tai ((cua tre) OR (cua te))*.