Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
das developpement » des developpements, de developpement, du developpement
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
deas device » real device, less devices
de afrique » de l'afrique, en afrique, l afrique

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

• Adding a wildcard symbol may retrieve word variants: typologie die variation _ deas device communication 1 das developpement de afrique.*.