Perhaps you should try some spelling variations:
hang tai » hang va, dung tai
toc sach » hoc sach, doc sach, thuoc sach
tham tuc » tham thuc, thai tuc, nham thuc
tai cua » thai cua, tai cuc, tri cua
dan tai » van tai, dan thi, han tai
va tham » van tham, va cham, va thanh
cua tre » cua te, cuu tre, cua triet
tang ma » mang may, tang van
tuc va » thuc va, truc va, tuc xa
va dan » ca dan, va dao, va dau

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) OR (toc sach)) y ((tang ma) or (hang tai)) hoi. lieu va tham tuc va dan tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) y ((tang ma) OR (hang tai)) hoi. lieu va tham tuc va dan tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) OR (toc sach)) y ((tang ma) or (hang tai)) hoi. lieu va tham tuc va dan tai cua tre".
• Adding a wildcard symbol may retrieve word variants: ((te sach) OR (toc sach)) y ((tang ma) or (hang tai)) hoi. lieu va tham tuc va dan tai cua tre*.