Perhaps you should try some spelling variations:
based communications » based communication, speed communications, aided communications
communications costs » communication costs, communications _
developpement en » developpement et, developpement des, developpement de
information 2 » information 3
technology 1 » technology _
areas based » area based, areas case
2 areas » 1 areas, 2 areal, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information 2 areas based communications costs _ developpement en afrique.*.