Perhaps you should try some spelling variations:
"geobioinformatik modelle" » "bioinformatik modelle", "geobioinformation modelle", "geobioinformatic modele", "geobioinformatic modelse"
"informatik modell" » "information modell", "informatic model", "informatic models"
"geoinformatik modelle" » "geoinformation modelle", "geoinformatic modele", "geoinformatic modelse"
"informatic modele" » "informatic model", "informatic models", "information modeler"

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 modell") OR ((("informatic modele") OR ((((("geoinformatik modelle") OR ("geobioinformatik modelle"))) OR ("geobioinformatik modelle")))))).
• Removing quotes may allow a broader search: (( informatik modell ) or ((( informatic modele ) or ((((( geoinformatik modelle ) or ( geobioinformatik modelle ))) or ( geobioinformatik modelle )))))).
• Adding a wildcard symbol may retrieve word variants: (("informatik modell") or ((("informatic modele") or ((((("geoinformatik modelle") or ("geobioinformatik modelle"))) or ("geobioinformatik modelle"))))))*.