Perhaps you should try some spelling variations:
communication services » telecommunications services
spans communication » plans communication, space communication, scales communication
developpement en » developpement et, developpement des, developpement de
2 developpement » de developpement, le developpement, et developpement
der evaluation » zur evaluation, 3 evaluation, 3.2 evaluation
typologie der » typologie des, ideologie der
life spans » life span
services 2 » services 4, services 3, services 1

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

• Adding a wildcard symbol may retrieve word variants: typologie der evaluation _ life spans communication services 2 developpement en afrique.*.