Perhaps you should try some spelling variations:
2.2.3 information » 2.2 information, 4.3 information
6.1 communication » 4.1 communication, 1.1 communication, 3.1 communication
technology 2.2.3 » technology 1.2.3, technology 2.1.3, technology 2.2.2
information per » information super, information part, information pt
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
per case » per class, per se, our case
case 6.1 » case 16.1, case 6.12, case 6.13
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 2.2.3 information per case 6.1 communication costs 4 developpement l afrique.*.