Perhaps you should try some spelling variations:
data communication » data communications
leur developpement » le developpement, deux developpements, de developpement
developpement de » developpement des, developpement durable
more variation » modes variation, care variation, pose variation
typology more » typology how
systems leur » systems lens, systems level, systems legal
variation 6 » variation _, variations _, variation des
de afrique » de l'afrique, en afrique, l afrique
cost data » test data
6 cost » 2 cost, 4 cost, 3 cost

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

• Adding a wildcard symbol may retrieve word variants: typology more variation 6 cost data communication systems leur developpement de afrique.*.