Perhaps you should try some spelling variations:
la litterature » a literature
ii filosofia » di filosofia, la filosofia, e filosofia
filosofia la » filosofia da, filosofia le, filosofica da
test duales » test rules, test oracles, test dummies
studium ii » studium im, studium i, studium die

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: ((test duales) OR (test doubles)) studium ii filosofia la litterature.
• Adding a wildcard symbol may retrieve word variants: ((test duales) or (test doubles)) studium ii filosofia la litterature*.