Perhaps you should try some spelling variations:
space studies » peace studies, surface studies
filosofica da » filosofia da, filosofia de, filosofia di
filosofica a » filosofica e, filosofica _, filosofico a
studies die » studie die, studien die, studies does
its space » its spaces, its splice, cities 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: "its space studies die ((filosofica a) OR (filosofica da)) literatura".
• Adding a wildcard symbol may retrieve word variants: its space studies die ((filosofica a) OR (filosofica da)) literatura*.