Perhaps you should try some spelling variations:
scale communication » scales communication, space communication, style communication
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
a developpement » au developpement, de developpement, le developpement
technologies 4 » technologies _
4 information » 2 information, 1 information
information 2 » information 3
time scale » time scales, time space
de afrique » de l'afrique, en afrique, l afrique
2 time » 3 time, 4 time, 1 time

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 2 time scale communication 1 a developpement de afrique.*.