Perhaps you should try some spelling variations:
modell studien » model studies, models studies, moderne studien
de filosofia » e filosofia, di filosofia, la filosofia
test modell » tekst modell, test models, test model
filosofia e » filosofia de, filosofia del
e literatur » die literatur
studien de » studien der, studien die, studien des

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

• Adding a wildcard symbol may retrieve word variants: test modell studien de filosofia e literatur*.