Perhaps you should try some spelling variations:
letteratura sarda » letteratura storia, letteratura sulla, letteratura arte
letteratura da » letteratura del, letteratura fra, letteratura e
letteratura di » letteratura e, literatura de
e letteratura » y literatura, e literatur
grund libro » gran libro, und libro
grunde die » grunde der, grunde des, grundlage die
i grund » i ground, i grand
die e » die _, die 7, die 5

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 de ((letteratura da) OR (letteratura di)) ) OR ( i grunde die e letteratura sarda )).
• Adding a wildcard symbol may retrieve word variants: (( i grund libro de ((letteratura da) or (letteratura di)) ) or ( i grunde die e letteratura sarda ))*.