Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
et developpement » de developpement, le developpement, test development
developpement en » developpement et, developpement des, developpement de
innovation rate » innovation race, innovation create, innovation state
communication 1 » communication _, communication a, communication 3
technology 1 » technology _
1 innovation » 2 innovation, 3 innovation, 4 innovation
rate space » state space, trace space, safe space
space 6.2 » spaces 6.2, space 3.2, space 2.2
1 et » 12 et, 13 et, 1 net

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

• Adding a wildcard symbol may retrieve word variants: technology 1 innovation rate space 6.2 communication 1 et developpement en afrique.*.