Perhaps you should try some spelling variations:
di letteratura » e letteratura, de literatura, della letteratura
de letteratura » e letteratura, de litterature, de literatura
de litteratura » de litterature, de literatura, e letteratura
grand libro » gran libro, grand livre
i grundei » i grunde, i grund
libri di » libri ii, libri de, libri duo
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 grundei libri di letteratura e ) OR ( i grand libro ((de letteratura) OR (de litteratura)) del ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( i grundei libri di letteratura e ) or ( i grand libro ((de letteratura) OR (de litteratura)) del ))*".