Perhaps you should try some spelling variations:
summing information » sampling information, using information, sharing information
technology summing » technology during, technology combing, technology sharing
2.3 communication » 3.2 communication, de communication, 4 communication
information what » information war, information when, information wants
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
costs 4 » costs _, costs a, costs 4.2
what a » what _, what can
a 2.3 » a 3.3, b 2.3, _ 2.3

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

• Adding a wildcard symbol may retrieve word variants: technology summing information what a 2.3 communication costs 4 developpement de l'afrique.*.