Perhaps you should try some spelling variations:
le literature » e literature, 2e literature, ce literature
safe studium » safe studio, duale studium, ganze studium
filosofia le » filosofia de, filosofia e, filosofia del
a filosofia » la filosofia, e filosofia, di filosofia
tests safe » tests safety, tests scale, tests space
studium a » studium am, studium ad, studium _