Perhaps you should try some spelling variations:
praktische philosophical » practice philosophical, praktischer philosophie, practical philosophical
praktischen philosophie » politischen philosophie, politische philosophie, zwischen philosophie
praktische philosophie » politische philosophie

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( praktische philosophie ) OR ((( praktische philosophical ) OR ( praktischen philosophie )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( praktische philosophie ) or ((( praktische philosophical ) OR ( praktischen philosophie ))))".
• Adding a wildcard symbol may retrieve word variants: (( praktische philosophie ) or ((( praktische philosophical ) OR ( praktischen philosophie ))))*.