Perhaps you should try some spelling variations:
litterature author » literature author, literature authors, temperature author
letteratura arte » letteratura arti, letteratura sarda, letteratura e
de litterature » la litterature, et litterature
du letteratura » di letteratura, su letteratura, sua letteratura
grand libro » gran libro, grand livre
i grandde » i grunde
i grandi » e grandi, i grani, dei grandi
i grand » i grunde

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 grand libro de litterature author ) OR ( ((i grandde) OR (i grandi)) liberte du letteratura arte )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( i grand libro de litterature author ) or ( ((i grandde) OR (i grandi)) liberte du letteratura arte ))".
• Adding a wildcard symbol may retrieve word variants: (( i grand libro de litterature author ) or ( ((i grandde) OR (i grandi)) liberte du letteratura arte ))*.