Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
des developpement » des developpements, de developpement, le developpement
information data » information d820, information database, information databases
developpement de » developpement des, developpement durable
communication 5 » communication _, communication a, communication 3
den crisis » de crisis, debt crisis, deep crisis
de afrique » de l'afrique, en afrique, l afrique
data den » data daten, data does, data do
5 des » 5 does, 5 der, 5 das

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

• Adding a wildcard symbol may retrieve word variants: technologies _ information data den crisis communication 5 des developpement de afrique.*.