Perhaps you should try some spelling variations:
epistemologia » epistemologie, epistemological, epistemology
epistemologies » epistemological, epistemology
epistemologische » epistemological, epidemiologische, epistemologie
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: ( ((epistemologia OR epistemologies) OR epistemologische) OR epidemiologie ).
• Adding a wildcard symbol may retrieve word variants: ( ((epistemologia or epistemologies) or epistemologische) or epidemiologie )*.