Perhaps you should try some spelling variations:
communications services » communication services, communication series, telecommunications services
led developpement » le developpement, leur developpement, de developpement
die variation » de variation, does variation, der variation
typology die » typology _, typology 4.1, typology 6
services led » services 3.3, services 4, services 3
variation 6 » variation _, variations _, variation des
des afrique » en afrique, de 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 die variation 6 cost data communications services led developpement des afrique.*.