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

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

• Adding a wildcard symbol may retrieve word variants: typologie die variation cover does radio communications _ does developpement l afrique.*.