Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
information black » information bank, information pack, information attack
der developpement » de developpement, des developpements, leur developpement
communication 2 » communication _, communication a, communication 3
developpement l » developpement il, developpement la, developpement de
technologies 1 » technologies _, technologies 4, technologies 2
power crisis » power costs, water crisis
l afrique » en 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 1 information black power crisis communication 2 der developpement l afrique.*.