Perhaps you should try some spelling variations:
letteratura sarda » letteratura storia, letteratura sulla, letteratura arte
de letteratura » e letteratura, di letteratura, de litteratura
literatura de » literatura y, literatura en
i grundei » i grunde, i grund
libro vii » libri vii, livro vii, libri viii
libri de » libro de, libre de, libri duo
libro ii » libri ii, libro di, libro i
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 de letteratura sarda ) OR ( i grand ((libro ii) OR (libro vii)) literatura de ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( i grundei libri de letteratura sarda ) or ( i grand ((libro ii) OR (libro vii)) literatura de ))*".