Perhaps you should try some spelling variations:
scale studien » scale studies, duale studien, soziale studien
scale student » late student, scale study, scale studies
de literatura » de litterature, la literatura, y literatura
es filosofia » e filosofia, em filosofia, la filosofia
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: burst ((scale studien) OR (scale student)) es filosofia de literatura.
• Adding a wildcard symbol may retrieve word variants: burst ((scale studien) or (scale student)) es filosofia de literatura*.