Perhaps you should try some spelling variations:
scaled studies » scale studies, saed studies, seabed studies
scale studien » scale studies, scale student, duale studien
a literatura » la literatura, a literature, y literatura
d filosofia » di filosofia, de filosofia, da filosofia
filosofia a » filosofia da, filosofia la, filosofia e

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "sets ((scaled studies) OR (scale studien)) d filosofia a literatura".
• Adding a wildcard symbol may retrieve word variants: sets ((scaled studies) OR (scale studien)) d filosofia a literatura*.