Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
die developpement » de developpement, le developpement, du developpement
developpement de » developpement des, developpement durable
des variation » does variation, de variation, der variation
deas device » real device, less devices
de afrique » de l'afrique, en afrique, l afrique
a die » 2 die, 3 die, _ die
typologie » typologies, typology

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

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