Perhaps you should try some spelling variations:
life literature » polite literature, prose literature
filosofia life » filosofia le, filosofia de, filosofia e
della studien » delphi studien, modell studien, della studiosa
die filosofia » di filosofia, de filosofia, e filosofia
cella studie » cells studies, cells studied, cell studies

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "testi ((della studien) OR (cella studie)) die filosofia life literature*".