Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
des developpements » deux developpements, de developpement, et developpements
communications pt » communication pt, communications _, communications a
developpements de » developpement de, developpement des, developpement du
der variation » de variation, does variation, die variation
apologie der » apologien der, apologie des, typologie der
das radio » deals radio, desi radio, a radio
pt des » et des

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

• Adding a wildcard symbol may retrieve word variants: apologie der variation _ das radio communications pt des developpements de l'afrique.*.