Perhaps you should try some spelling variations:
firms information » fairs information, first information, form information
5.3 communication » 2.3 communication, 4.3 communication, 1.3 communication
technology firms » technology from, technology platforms, technology fund
information when » information what, information war, information wants
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
de afrique » de l'afrique, en afrique, l afrique
costs 4 » costs _, costs a, costs 4.2
when a » when _
a 5.3 » a 3.3, a 5.1, a 2.3

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

• Adding a wildcard symbol may retrieve word variants: technology firms information when a 5.3 communication costs 4 developpement de afrique.*.