Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie eines » typologie cices, typologie einiger, typologie des
eines variation » die variation, does variation, minor variation
variation over » variation der, variation notes, variation des
does radio » das radio
over does » cover does, der does, over de

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

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