Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
information speed » information sheet, information needed, information needs
der developpement » de developpement, des developpements, leur developpement
communication 2 » communication _, communication a, communication 3
technologies 2 » technologies _, technologies 4
power crisis » power costs, water crisis
speed power » speech power, peer power, speed per
des afrique » en afrique, de l'afrique
2 der » _ der

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information speed power crisis communication 2 der developpement des afrique.*.