Perhaps you should try some spelling variations:
prone communication » proper communication, project communication, process communication
use developpement » de developpement, le developpement, use development
developpement en » developpement et, developpement des, developpement de
communication 4 » communication _, communication a, communication 3
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
information 2 » information 3
only prone » only one, only problem
2 only » _ only, 8 only
4 use » _ use, 2 use, 3 use

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

• Adding a wildcard symbol may retrieve word variants: technologies a information 2 only prone communication 4 use developpement en afrique.*.