Perhaps you should try some spelling variations:
scaled studies » scale studies, saed studies, scale studien
a literatura » la literatura, y literatura, a literatur
sets scaled » sets scale, sets scales, less scaled
d filosofia » di filosofia, de filosofia, da filosofia
studies d » studies ds

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 d filosofia ((a literatura) OR (a literature))".
• Adding a wildcard symbol may retrieve word variants: sets scaled studies d filosofia ((a literatura) OR (a literature))*.