Perhaps you should try some spelling variations:
data communication » data communications
information costs » information contents, information centers, information content
communication 2 » communication _, communication a, communication 3
development de » development d, development ds, developpement de
technologie 2 » technologies 2, technologie c, technologie 3
costs case » costs cash
case data » cases data, base data, use data
2 human » 3 human

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

• Adding a wildcard symbol may retrieve word variants: technologie 2 information costs case data communication 2 human development de l'afrique.*.