Perhaps you should try some spelling variations:
letteratura greca » literatura graeca, letteratura fra, literatura grega
land letteratura » land literatur, una letteratura, la literatura
la letteratura » la litterature, la literatura, di letteratura
e letteratura » y literatura, e literatur
grundlage die » grundlagen die, grundlage der, grundlage des
grund libro » gran libro, und libro
i grundlage » i grundlagen, ii grundlage, 1 grundlage
i grund » i grunde, i ground, i grand
libro e » libro de, libero e, libro i

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 grund libro e letteratura greca ) OR ( i grundlage die ((land letteratura) OR (la letteratura)) sarda )).
• Adding a wildcard symbol may retrieve word variants: (( i grund libro e letteratura greca ) or ( i grundlage die ((land letteratura) or (la letteratura)) sarda ))*.