Perhaps you should try some spelling variations:
duale studien » duale studium, scale studien, duales studium
die filosofia » di filosofia, de filosofia, e filosofia
de literatura » de litterature, la literatura, y literatura
filosofia de » filosofia del
texto duale » texto durante
studien die » studie die, studien der

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

• Adding a wildcard symbol may retrieve word variants: texto duale studien die filosofia de literatura*.