Perhaps you should try some spelling variations:
data developpement » data development, de developpement, et developpement
case communication » based communication, scale communication, face communication
developpement de » developpement des, developpement durable
information 3 » information 2
technology 2 » technology _, technology 1, technology 3
costs data » cost data
de afrique » de l'afrique, en afrique, l afrique
area case » areas case, area based
3 area » 1 area, 1.3 area, 3.1 area

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

• Adding a wildcard symbol may retrieve word variants: technology 2 information 3 area case communication costs data developpement de afrique.*.