Perhaps you should try some spelling variations:
scale studies » scale study
die filosofia » di filosofia, de filosofia, da filosofia
da literatura » la literatura, a literatura, de literatura
e filosofia » la filosofia
sets scale » sets scaled, sets scales, set scale

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 scale studies ((die filosofia) OR (e filosofia)) da literatura*".