Perhaps you should try some spelling variations:
die filosofica » di filosofia, de filosofia, e filosofica
scale studie » scale studies, scale studien, scale study
filosofica a » filosofica da, filosofica e, filosofica _
tests scale » tests stable, sets scale, tests safe
studie die » studie der

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

• Adding a wildcard symbol may retrieve word variants: tests scale studie die filosofica a literature*.