Perhaps you should try some spelling variations:
costs communication » post communication, crisis communication, causes communication
der developpement » de developpement, des developpements, leur developpement
information der » information oder, information does, informatik der
technologies 1 » technologies _, technologies 4, technologies 2
des afrique » en afrique, de l'afrique
der power » den power, peer power, dc power
a der » _ der, 2 der, 3 der

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information der power costs communication a der developpement des afrique.*.