Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
deux developpement » deux developpements, de developpement, du developpement
variation over » variation der, variation notes, variation des
typologie die » typologie des, typologie der, theologie die
die variation » de variation, does variation, der variation
des afrique » en afrique, de l'afrique
de actors » de actor, key actors, new actors

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

• Adding a wildcard symbol may retrieve word variants: typologie die variation over de actors communication _ deux developpement des afrique.*.