Perhaps you should try some spelling variations:
scale studien » scale studies, scale student, duale studien
da literatura » la literatura, a literatura, de literatura
di filosofia » la filosofia, e filosofia
filosofia da » filosofia de, filosofia del, filosofia e
tests scale » tests stable, sets scale, tests safe
studien di » studien die, studien dd, studien der

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

• Adding a wildcard symbol may retrieve word variants: tests scale studien di filosofia da literatura*.