Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
versus information » series information, versus inflation, versus informality
technology versus » technology mergers, technology users, technology consensus
16 communications » 10 communications, 14 communications, 16 communicationg
information air » information asia, information age, information a
e developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
space 16 » space 1, space 6, space 10
costs e » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology versus information air space 16 communications costs e developpement l afrique.*.