Perhaps you should try some spelling variations:
"epistemologie" » "epistemology", "epistemological"
"epistemologies" » "epistemologys", "epistemologicals", "epistemological", "epistemology"
"epidemiologie" » "epidemiology", "epidemiological"

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: (("epistemologie" OR "epistemologies") OR "epidemiologie").
• Removing quotes may allow a broader search: (( epistemologie or epistemologies ) or epidemiologie ).
• Adding a wildcard symbol may retrieve word variants: (("epistemologie" or "epistemologies") or "epidemiologie")*.