Perhaps you should try some spelling variations:
"epidemiologies" » "epidemiologie", "epidemiologists", "epidemiologicos"
"epistemologie" » "epistemologies", "epistemology", "epistemological"
"epistemologists" » "epistemologies", "epistemologische", "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: (("epidemiologies" OR "epistemologie") OR "epistemologists").
• Removing quotes may allow a broader search: (( epidemiologies or epistemologie ) or epistemologists ).
• Adding a wildcard symbol may retrieve word variants: (("epidemiologies" or "epistemologie") or "epistemologists")*.