Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
information safe » information space, information some, information states
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
nd information » und information, d information, od information
technology nd » technology new, technology 1, technology 3
spaces 2.1 » space 2.1, spaces 1.1, spaces 1
l afrique » en afrique
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 nd information safe spaces 2.1 communication costs 4 developpement l afrique.*.