Perhaps you should try some spelling variations:
der filosofia » de filosofia, e filosofia, di filosofia
da literatura » la literatura, a literatura, de literatura
filosofia da » filosofia de, filosofia del, filosofia e
life studie » life studies, life stories, life student
life study » life story, life studies

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 ((life studie) OR (life study)) der filosofia da literatura".
• Adding a wildcard symbol may retrieve word variants: tests ((life studie) OR (life study)) der filosofia da literatura*.