Perhaps you should try some spelling variations:
de literature » de litterature, de lite'rature, de literatura
scale studien » scale studies, scale student, duale studien
scale studio » scale studies, scale study, scale audio
filosofia de » filosofia del
e filosofia » la filosofia

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: "tests ((scale studio) OR (scale studien)) e filosofia de literature".
• Adding a wildcard symbol may retrieve word variants: tests ((scale studio) OR (scale studien)) e filosofia de literature*.