Perhaps you should try some spelling variations:
like studies » lake studies, wake studies, bible studies
aide studies » aided studies, wide studies, aids studies
e filosofia » la filosofia
filosofia a » filosofia da, filosofia la, filosofia e

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 ((like studies) OR (aide studies)) e filosofia a literature".
• Adding a wildcard symbol may retrieve word variants: tests ((like studies) OR (aide studies)) e filosofia a literature*.