Perhaps you should try some spelling variations:
da literature » da literatura, la literature, ca literature
dem studium » das studium, im studium, zum studium
a filosofia » la filosofia, e filosofia, di filosofia
studium a » studium am, studium ad, studium _
test dem » test der, test des, test de

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: "test dem studium a filosofia ((da literature) OR (a literature))".
• Adding a wildcard symbol may retrieve word variants: test dem studium a filosofia ((da literature) OR (a literature))*.