Perhaps you should try some spelling variations:
die filosofica » di filosofia, de filosofia, vida filosofica
la literatura » la litterature, a literature
e filosofica » e filosofia, e filosofiche, a filosofia
safe studie » safe studio, life studie, case studie
tests safe » tests safety, tests scale, tests space

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: "tests safe studie ((die filosofica) OR (e filosofica)) la literatura".
• Adding a wildcard symbol may retrieve word variants: tests safe studie ((die filosofica) OR (e filosofica)) la literatura*.