Perhaps you should try some spelling variations:
radio communication » crisis communication, data communication
des developpements » deux developpements, de developpement, et developpements
developpements en » developpement en, developpement et, developpements 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
a des » a der, a das

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 communication a des developpements en afrique.*.