Perhaps you should try some spelling variations:
information modell » information modelle, information model, information models
informatic modelse » informatic model, information modelle, information models
informatic models » informatic model, information models, informative models

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: (( information modell ) OR ( ((informatic modelse) OR (informatic models)) )).
• Adding a wildcard symbol may retrieve word variants: (( information modell ) or ( ((informatic modelse) or (informatic models)) ))*.