Perhaps you should try some spelling variations:
texto sociali » texto social, text social, texts social
studies der » studies ds, studies d, studies dn
filosofia l » filosofia le, filosofia la, filosofia e
l literatur » teil literatur
studies de » studies die, studies doe, studies due

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: "texto sociali ((studies de) OR (studies der)) filosofia l literatur".
• Adding a wildcard symbol may retrieve word variants: texto sociali ((studies de) OR (studies der)) filosofia l literatur*.