Perhaps you should try some spelling variations:
"informationen aktuelle" » "annotationen aktuelle", "informationen anteil", "informationen schnelle"
"informationen visuelle" » "informationen erstellen", "information visually", "informationen schnelle"
"informatik aktuelle" » "informatik kulturelle", "informatik akademie"

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