Perhaps you should try some spelling variations:
scale studien » scale studies, scale student, duale studien
die filosofia » di filosofia, de filosofia, da filosofia
e filosofia » la filosofia
set scale » sets scale, belt scale, best scale
literatur » literature

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: set scale studien ((die filosofia) OR (e filosofia)) e literatur.
• Adding a wildcard symbol may retrieve word variants: set scale studien ((die filosofia) or (e filosofia)) e literatur*.