Perhaps you should try some spelling variations:
duales studium » das studium
da literature » a literature, da literatura, la literature
dd filosofia » de filosofia, da filosofia, la filosofia
di filosofia » la filosofia, e filosofia
test duales » test doubles, test rules, test oracles

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "test duales studium ((dd filosofia) OR (di filosofia)) da literature".
• Adding a wildcard symbol may retrieve word variants: test duales studium ((dd filosofia) OR (di filosofia)) da literature*.