Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
cell communications » cell communication, health communications, rural communications
information want » information wants, information avant, information war
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
technologies 1 » technologies _, technologies 4, technologies 2
de afrique » de l'afrique, en afrique, l afrique
want done » want move
done cell » dna cell, does cell, ne cell
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information want done cell communications costs 4 developpement de afrique.*.