Perhaps you should try some spelling variations:
letteratura greca » literatura graeca, letteratura fra, literatura grega
letteratura sarda » letteratura storia, letteratura sulla, letteratura arte
la letteratura » la litterature, la literatura, di letteratura
e letteratura » y literatura, e literatur
groupe die » groupe de, group die, groupes de
group adr » group air, group anwr, group acrg
i groupe » i grouped, ie groupe, i groups
die la » die lan, die lage, die land
adr e » adr de, adr _, adr a

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 group adr e letteratura greca ) OR ( i groupe die la letteratura sarda )).
• Adding a wildcard symbol may retrieve word variants: (( i group adr e letteratura greca ) or ( i groupe die la letteratura sarda ))*.