Perhaps you should try some spelling variations:
data communication » data communications
information costs » information contents, information centers, information content
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
communication 2 » communication _, communication a, communication 3
technologie 1 » technologies 1, technologien 1, technologie c
costs wage » costs water, costs case
wage data » wage rate
2 de » 2 die, 2 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologie 1 information costs wage data communication 2 de developpement en afrique.*.