Perhaps you should try some spelling variations:
communications series » communication series, communications services, communication services
eine developpement » en developpement, mine development, de developpement
10 communications » 10 communication, 14 communications, 2 communications
developpement de » developpement des, developpement durable
information 3.1 » information 3.2, information 3.4, information 3.3
technologies 2 » technologies _, technologies 4
series eine » series ein, series enginex, series leiden
de afrique » de l'afrique, en afrique, l afrique
3.1 does » 4.1 does, 2.3.1 does, 13.2 does

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 3.1 does 10 communications series eine developpement de afrique.*.