Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
leur developpement » le developpement, deux developpements, de developpement
developpement de » developpement des, developpement durable
technologies 2 » technologies _, technologies 4
age crisis » pre crisis
de afrique » de l'afrique, en afrique, l afrique
about age » about agile, about care, about a

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information about age crisis communication a leur developpement de afrique.*.