Perhaps you should try some spelling variations:
sociali studies » sociale studies, societal studies, socratic studies
filosofia igel » filosofia del, filosofia de, filosofia e
igel literatur » teil literatur, l literatur, wahl literatur
di filosofia » la filosofia, e filosofia

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) OR (social studies)) di filosofia igel literatur*".