Perhaps you should try some spelling variations:
letteratura sarda » letteratura storia, letteratura sulla, letteratura arte
sua letteratura » su letteratura, la letteratura, tra letteratura
de letteratura » e letteratura, di letteratura, de litteratura
livre sua » livre sur, livres sur, livre qu'a
i grand » i grunde
i gran » i grain, i grani, i gram

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( i gran libro de letteratura e ) OR ( i grand livre sua letteratura sarda )).
• Adding a wildcard symbol may retrieve word variants: (( i gran libro de letteratura e ) or ( i grand livre sua letteratura sarda ))*.