Perhaps you should try some spelling variations:
del literatura » pela literatura, da literatura, e literatura
duale studium » duales studium, dualen studium, das studium
de literatura » de litterature, la literatura, y literatura
texto duale » texto durante
3 filosofia » e filosofia, a filosofia, y filosofia
studium 3 » studium _, studium 1, studium 8

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

• If you are trying to use Boolean operators, they must be ALL CAPS: texto duale studium 3 filosofia ((del literatura) OR (de literatura)).
• Adding a wildcard symbol may retrieve word variants: texto duale studium 3 filosofia ((del literatura) or (de literatura))*.