Perhaps you should try some spelling variations:
information problems » information providers, information systems, information policy
data communication » data communications
leur developpement » le developpement, deux developpements, de developpement
developpement et » developpement des, developpement de, development east
problems 6 » problems _, problems 3, problems a
et afrique » en afrique, l afrique
6 data » 2 data, 1 data

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information problems 6 data communication a leur developpement et afrique.*.