Perhaps you should try some spelling variations:
letteratura sarda » letteratura storia, letteratura sulla, letteratura arte
de letteratura » e letteratura, di letteratura, de litteratura
de literatura » de litterature, la literatura, y literatura
literatura en » literatura y
grunde livre » grande livre, grand livre, grunde liegen
livre de » livres de
i gran » i grand, i grain, i grani

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 literatura en ) OR ( i grunde livre de letteratura sarda )).
• Adding a wildcard symbol may retrieve word variants: (( i gran libro de literatura en ) or ( i grunde livre de letteratura sarda ))*.