Perhaps you should try some spelling variations:
scale studien » scale studies, scale student, duale studien
die filosofia » di filosofia, de filosofia, e filosofia
de literature » de litterature, de lite'rature, de literatura
scale studie » scale studies, scale study, sociale studies
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 studie) OR (scale studien)) die filosofia de literature.
• Adding a wildcard symbol may retrieve word variants: sets ((scale studie) or (scale studien)) die filosofia de literature*.