Perhaps you should try some spelling variations:
communication services » telecommunications services
data communication » data communications
du developpement » de developpement, le developpement, et developpement
how variation » how valuation, does variation, four variation
typology how » typology from, typology _, typology 4.1
variation 3 » variation _, variation 6, variation 5
services du » services de, services do, services des
des afrique » en afrique, de l'afrique
costs data » cost data
3 costs » 3 cost, 4 costs

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

• Adding a wildcard symbol may retrieve word variants: typology how variation 3 costs data communication services du developpement des afrique.*.