Perhaps you should try some spelling variations:
epistemologica » epistemological, epistemologia, epistemologies
epistemologisches » epistemologische, epistemologischen, epistemologischer
epistemologie » epistemologies, epistemology, epistemological

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: (( epistemologica OR epistemologisches ) OR epistemologie ).
• Adding a wildcard symbol may retrieve word variants: (( epistemologica or epistemologisches ) or epistemologie )*.