Perhaps you should try some spelling variations:
pela literatura » pena literatura, la literatura, a literatura
acute studien » acute studies, ante studien, aue studien
testis acute » tests acute, testing acute, sepsis acute
dd filosofia » di filosofia, da filosofia, la filosofia
de filosofia » e filosofia, di filosofia, la filosofia

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: "testis acute studien ((dd filosofia) OR (de filosofia)) pela literatura*".