Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
communications india » communication india, communications media, communication media
does developpement » de developpement, des developpements, does development
developpement de » developpement des, developpement durable
variation over » variation der, variation notes, variation des
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
de afrique » de l'afrique, en afrique, l afrique
de radio » dm radio, desi radio, mode radio

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 de radio communications india does developpement de afrique.*.