Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
technologies case » technologies based, technologies can, technologies create
das developpement » des developpements, de developpement, du developpement
case information » care information, based information, phase information
communications 5 » communications _, communications a, communications pt
developpement de » developpement des, developpement durable
information 3 » information 2
3 radio » 13 radio, _ radio, a radio
5 das » 1 das, 2 das, 3 das

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

• Adding a wildcard symbol may retrieve word variants: technologies case information 3 3 radio communications 5 das developpement de l'afrique.*.