Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
la developpement » le developpement, de developpement, et developpement
developpement en » developpement et, developpement des, developpement de
variation des » variation _, variation 6, variation series
realen device » real device, beaker device, real devices
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
des realen » der realen

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

• Adding a wildcard symbol may retrieve word variants: typologie de variation des realen device communication a la developpement en afrique.*.