Perhaps you should try some spelling variations:
communications series » communication series, communications services, communication services
zur transformation » rural transformation, die transformation, energy transformation
do communications » 10 communications, 14 communications, 2 communications
ann developpement » au developpement, en developpement, un developpement
technologies zur » technologien zur, technologies _, technologies 4
developpement de » developpement des, developpement durable
de africa » does africa, de america, use africa
der do » der de, der db, der does

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

• Adding a wildcard symbol may retrieve word variants: technologies zur transformation _ der do communications series ann developpement de africa.*.