Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
does developpement » de developpement, des developpements, does development
communications 10 » communication 10, communications 1, communications 14
developpement en » developpement et, developpement des, developpement de
variation over » variation der, variation notes, variation des
des variation » does variation, de variation, der variation
a radio » _ radio
10 does » 13 does
over a » over _
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 over a radio communications 10 does developpement en afrique.*.