Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
sms developpement » sms development, des developpements, de developpement
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
variation bei » variation des, variation der, variation _
den actors » key actors, new actors, den autor
bei den » bei der
a sms » _ sms, a hms, a ses
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation bei den actors communication a sms developpement en afrique.*.