Perhaps you should try some spelling variations:
delle studien » duale studien, delphi studien, modell studien
die filosofia » di filosofia, de filosofia, e filosofia
de literatura » de litterature, la literatura, y literatura
filosofia de » filosofia del
studien die » studie die, studien der
tesi delle » testi delle, test delle, testi della

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

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