Perhaps you should try some spelling variations:
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
some information » more information, time information, one information
information when » information what, information war, information wants
developpement de » developpement des, developpement durable
technology some » technology smes, technology soc, biotechnology some
4 developpement » de developpement, le developpement, et developpement
when can » when a
can 2.2 » can 5.2, gan 2.2, canon 2.2
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: technology some information when can 2.2 communication costs 4 developpement de l'afrique.*.