Perhaps you should try some spelling variations:
scale studien » scale studies, scale student, duale studien
filosofia la » filosofia le, filosofica da, filosofia das
filosofia da » filosofia de, filosofia del, filosofia e
testo scale » tests scale, meso scale, best scale
studien die » studie die, studien der

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: testo scale studien die ((filosofia la) OR (filosofia da)) literatura.
• Adding a wildcard symbol may retrieve word variants: testo scale studien die ((filosofia la) or (filosofia da)) literatura*.