Perhaps you should try some spelling variations:
informations anreiz » b informationsanreize, informations tirer
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 informations » 2.1 information, 9.2.1 informations, 3.1 information
de communication » mobile communication, online communication
development 2 » development 1, development 2.1, development 2.3
anreiz den » anreize der
2 areal » 2 real, _ areal, 2 areas
den de » den die, den drei, orden de

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 informations anreiz den de communication costs _ development 2 areal.*.