Perhaps you should try some spelling variations:
communications network » communications networks, communication network, communication networks
aided communications » wired communications, speed communications, guinea communications
technologies self » technologies ser, technologies soil, technologies some
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
self formation » belief formation, de formation
formation en » formation et, formation des, formation _
does aided » does aid, does add
network a » network _, network 3, network 1
l afrique » en afrique
en does » en dos, when does, behn does

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

• Adding a wildcard symbol may retrieve word variants: technologies self formation en does aided communications network a developpement l afrique.*.