Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
communications a » communications _, communications law, communications media
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
variation over » variation der, variation notes, variation des
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
does radio » das radio
over does » cover does, der does, over de
l afrique » en afrique
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation over does radio communications a de developpement l afrique.*.