Perhaps you should try some spelling variations:
duale studium » duales studium, dualen studium, das studium
ds filosofica » di filosofia, de filosofia, da filosofia
da literatura » a literatura, de literatura, na literatura
la literatura » la litterature, a literature
studium ds » studium des, studium das, studium d
des duale » des dualen, das duale, der duale

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: "des duale studium ds filosofica ((da literatura) OR (la literatura))".
• Adding a wildcard symbol may retrieve word variants: des duale studium ds filosofica ((da literatura) OR (la literatura))*.