Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
cost information » postal information, about information, asset information
developpement de » developpement des, developpement durable
technology cost » technology case, technology can, technology choice
information dar » information der, information data, information due
4 developpement » de developpement, le developpement, et developpement
dar case » der case, our case, per case
case 3.2 » case 4.2, case 3.1, case 5.2
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 cost information dar case 3.2 communication costs 4 developpement de l'afrique.*.