Perhaps you should try some spelling variations:
danh thanh » dinh thanh, dang thanh, nhanh thanh
thanh tai » thanh hai, thanh toan, doanh tai
toc sach » hoc sach, doc sach, thuoc sach
suc danh » suc manh, suc canh, sach danh
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
lang xa » lang ha, dang xay, lang van
nang ma » tang ma, sang ma, nang cao
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao

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 y ((nang ma) or (lang xa)) hoi. hieu ((ve cam) or (va cam)) suc danh thanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach y ((nang ma) OR (lang xa)) hoi. hieu ((ve cam) OR (va cam)) suc danh thanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: toc sach y ((nang ma) or (lang xa)) hoi. hieu ((ve cam) or (va cam)) suc danh thanh tai cua tre*.