Perhaps you should try some spelling variations:
informationen aktuelle » informationen visuelle, annotationen aktuelle, informatik aktuelle
"informatik kulturelle" » "informatik aktuelle", "formate kultureller", "informatikkultur neu"
informationen unter » informationen intern, informationen uber, information unter

Try widening your search to All Fields.

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: (("informatik kulturelle") OR ("((informationen aktuelle) or (informationen unter))")).
• Removing quotes may allow a broader search: (( informatik kulturelle ) or ( ((informationen aktuelle) or (informationen unter)) )).
• Adding a wildcard symbol may retrieve word variants: (("informatik kulturelle") or ("((informationen aktuelle) or (informationen unter))"))*.