Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
does developpement » de developpement, des developpements, does development
communications a » communications _, communications law, communications media
developpement l » developpement il, developpement la, developpement de
des variation » does variation, de variation, der variation
variation des » variation _, variation 6, variation series
does radio » das radio
l afrique » en afrique
des does » des doses, der does, des dorfes
a does » 2 does, 4 does, 1 does
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 des does radio communications a does developpement l afrique.*.