Perhaps you should try some spelling variations:
communication series » communication services, communication systems, communication skills
technologies 4.2 » technologies 3.2, technologies 4.1, technologies 4.5
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
information der » information oder, information does, informatik der
4 communication » 3 communication, 5.4 communication, de communication
de afrique » de l'afrique, en afrique, l afrique
series et » series e, series new, series ein
does 4 » does _, does a, does e

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

• Adding a wildcard symbol may retrieve word variants: technologies 4.2 information der does 4 communication series et developpement de afrique.*.