Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
des developpements » deux developpements, de developpement, et developpements
communications a » communications _, communications law, communications media
developpements l » developpements de, developpement il, developpement la
variation cover » variation over, variation der, variation notes
des variation » does variation, de variation, der variation
cover der » cover die, cover das
der radio » desi radio, new radio, das radio
l afrique » en afrique
a des » a der, a das
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 cover der radio communications a des developpements l afrique.*.