Perhaps you should try some spelling variations:
voice communication » voice communications, mobile communication, device communication
technologien does » technologien des, technologien als, technologie de
der developpement » de developpement, des developpements, leur developpement
does information » des informations, dis information, users information
information when » information what, information war, information wants
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
when data » open data
3 der » _ der, 2 der

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

• Adding a wildcard symbol may retrieve word variants: technologien does information when data voice communication 3 der developpement en afrique.*.