Perhaps you should try some spelling variations:
en litterature » et litterature, une litterature, la litterature
am filosofia » a filosofia, em filosofia, la filosofia
filosofia en » filosofia e, filosofia del, filosofia con
studium am » studium im, studium als, studium das
4 studium » _ studium, 2 studium, 4 stadium
west 4 » west _, west a, west 2