Perhaps you should try some spelling variations:
literatura graeca » literatura alema, literatura oral
literatura sarda » letteratura sarda, literatura arab, literatura fakta
la literatura » la litterature, a literature
e literatura » de literatura, y literatura, e literatur
grund libro » gran libro, und libro
grunde der » grund der, grundzuge der, grundlage der
i grund » i ground, i grand
libro e » libro de, libero e, libro i
der la » der lag, der lage, der laan

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 literatura graeca ) OR ( i grunde der la literatura sarda )).
• Adding a wildcard symbol may retrieve word variants: (( i grund libro e literatura graeca ) or ( i grunde der la literatura sarda ))*.