Perhaps you should try some spelling variations:
te sach » toc sach
doi cuu » doi cua, doi cuoc
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
sach tu » sach thu, cach tu, sach ty
hieu va » lieu va, hieu qua
nang xa » nang x, lang xa, nang ma
lang ha » long ha
cuu tre » cua tre, cau tren, cau treo
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: te sach tu ((nang xa) or (lang ha)) hoi. hieu va cam xuc ((va hanh) or (va danh)) doi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tu ((nang xa) OR (lang ha)) hoi. hieu va cam xuc ((va hanh) OR (va danh)) doi cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach tu ((nang xa) or (lang ha)) hoi. hieu va cam xuc ((va hanh) or (va danh)) doi cuu tre*.