Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
information speech » information speed, information search, information space
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
technologies 2 » technologies _, technologies 4
press actors » press actor, process factors, stress factors
de afrique » de l'afrique, en afrique, l afrique
a du » a d, a de, a u

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information speech press actors communication a du developpement de afrique.*.