Perhaps you should try some spelling variations:
services communication » device communication, service telecommunication, crisis communication
net developpement » et developpement, de developpement, le developpement
developpement en » developpement et, developpement des, developpement de
typologie der » typologie des, ideologie der
der variation » de variation, does variation, die variation
variation bei » variation des, variation der, variation _
des services » debt services, bus services, e services
bei des » bei der, bei den, bei dem
a net » a new, _ net, a neo

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

• Adding a wildcard symbol may retrieve word variants: typologie der variation bei des services communication a net developpement en afrique.*.