Perhaps you should try some spelling variations:
scale studien » scale studies, duale studien, soziale studien
scale student » late student, scale study, scale studies
di filosofia » la filosofia, e filosofia
e literatura » de literatura, y literatura, e literatur
filosofia e » filosofia de, filosofia del

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: sets ((scale studien) OR (scale student)) di filosofia e literatura.
• Adding a wildcard symbol may retrieve word variants: sets ((scale studien) or (scale student)) di filosofia e literatura*.