Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
information der » information oder, information does, informatik der
development 2.4 » development 2.1, development 2.3, development 2.2
technologies 2 » technologies _, technologies 4
2.4 areas » 3.4 areas, 2.1 areas, 2.6 areas
der dire » der die, der direkt, der dinge
dire de » dire deux, dire ses, dire une
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information der dire de communication costs a development 2.4 areas.*.