Perhaps you should try some spelling variations:
der developpement » de developpement, des developpements, leur developpement
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
developpement en » developpement et, developpement des, developpement de
innovation rate » innovation race, innovation create, innovation state
communication 1 » communication _, communication a, communication 3
technology 3 » technology _, technology 1, technology 4
3 innovation » 2 innovation
rate space » state space, trace space, safe space
space 2.7 » space 2.1, space 2.2, space 2.3
1 der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technology 3 innovation rate space 2.7 communication 1 der developpement en afrique.*.