Perhaps you should try some spelling variations:
added information » coded information, hidden information, guided information
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
technology added » technology address, technology age, technology annex
developpement du » developpement de, developpement des, developpement et
4 developpement » de developpement, le developpement, et developpement
information 2 » information 3
du afrique » en afrique, l afrique, de l'afrique
2 process » 3 process
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 added information 2 process 2.2 communication costs 4 developpement du afrique.*.