Perhaps you should try some spelling variations:
la litterature » a literature
graini liberte » grande liberte, granting liberty
du letteratura » di letteratura, su letteratura, sua letteratura
la literature » a literature, la literatura, data literature
grain libro » gran libro, grain fibril
i graini » i grani, i grafici, i grazing
i grain » ii grain

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 grain libro ((la literature) OR (la litterature)) author ) OR ( i graini liberte du letteratura e )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( i grain libro ((la literature) OR (la litterature)) author ) or ( i graini liberte du letteratura e ))".
• Adding a wildcard symbol may retrieve word variants: (( i grain libro ((la literature) OR (la litterature)) author ) or ( i graini liberte du letteratura e ))*.