Perhaps you should try some spelling variations:
downward communication » towards communication, aware communication, hazard communication
information centers » information contents, information officers
communication 3.2 » communication 3.3, communication 3.4, communication 2
3 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
technologies 2 » technologies _, technologies 4
je downward » _ downward, a downward, 2.5 downward
centers je » centers _, centers 10, centers 21
l afrique » en afrique
3.2 3 » 3.2 3d, 3.2 _, 3.2 a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information centers je downward communication 3.2 3 developpement l afrique.*.