Perhaps you should try some spelling variations:
life literature » polite literature, prose literature
filosofia life » filosofia le, filosofia de, filosofia e
de filosofia » e filosofia, di filosofia, la filosofia
test delle » testi delle, test della, testa della
tesi delle » testi delle, testi della, beni delle
studien de » studien der, studien die, studien des

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: "((test delle) OR (tesi delle)) studien de filosofia life literature*".