Perhaps you should try some spelling variations:
spaces studie » spaces studied, spaces stable, spaces state
space studies » peace studies, surface studies, case studies
die filosofia » di filosofia, de filosofia, e filosofia
e literatura » de literatura, y literatura, e literatur
filosofia e » filosofia de, filosofia del

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: "list ((spaces studie) OR (space studies)) die filosofia e literatura".
• Adding a wildcard symbol may retrieve word variants: list ((spaces studie) OR (space studies)) die filosofia e literatura*.