Perhaps you should try some spelling variations:
die filosofica » di filosofia, de filosofia, vida filosofica
scales studie » scale studies, scale studien, scales study
e filosofica » e filosofia, e filosofiche, a filosofia
sets scales » sets scale, sets scaled, sets locales

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 scales studie ((die filosofica) OR (e filosofica)) _ literature".
• Adding a wildcard symbol may retrieve word variants: sets scales studie ((die filosofica) OR (e filosofica)) _ literature*.