Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
developpement l » developpement il, developpement la, developpement de
access process » accession process, process process, access problems
3 information » 1 information
technology 3 » technology _, technology 1, technology 4
process 2.1 » process 2.2, process 3.1, process 1
l afrique » en afrique

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 3 information access process 2.1 communication costs _ developpement l afrique.*.