Perhaps you should try some spelling variations:
"praktische philosophical" » "praktische philosophie", "praktischen philosophie", "praktischer philosophie"
"practice philosophical" » "practical philosophical", "partie philosophical", "pragmatics philosophical"
"poetical philosophical" » "political philosophical", "optical philosophical", "practical philosophical"

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 philosophical") OR ((("practice philosophical") OR ("poetical philosophical"))))*.
• Removing quotes may allow a broader search: (( praktische philosophical ) or ((( practice philosophical ) or ( poetical philosophical ))))*.