Perhaps you should try some spelling variations:
scale studien » scale studies, scale student, duale studien
es filosofia » e filosofia, em filosofia, la filosofia
di filosofia » la filosofia, e filosofia
bast scale » best scale, vast scale, basin 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: bast scale studien ((es filosofia) OR (di filosofia)) e literatur.
• Adding a wildcard symbol may retrieve word variants: bast scale studien ((es filosofia) or (di filosofia)) e literatur*.