Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
case developpement » case development, de developpement, le developpement
technologies daf » technologies dans, technologies a, technologies de
la communication » data communication, data communications
developpement en » developpement et, developpement des, developpement de
daf information » f information, math information, 2 information
network case » networks case, network based, network data

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

• Adding a wildcard symbol may retrieve word variants: technologies daf information law _ la communication network case developpement en afrique.*.