Perhaps you should try some spelling variations:
der filosofica » de filosofia, e filosofica, e filosofia
scale studien » scale studies, scale student, duale studien
filosofica la » filosofica da, filosofia la, filosofia da
la literatura » la litterature, a literature
tests scale » tests stable, sets scale, tests safe
studien der » studie der, studenten 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 der filosofica la literatura*.