Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
quiet separation » quiet desperation, asset separation, quiet starvation
separation among » separation using, starvation among, cooperation among
developpement de » developpement des, developpement durable
typologie quiet » typologie et
a developpement » au developpement, de developpement, le developpement
de afrique » de l'afrique, en afrique, l afrique
15 crisis » 19 crisis, 1 crisis, 11 crisis
among 15 » among _, among eu

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

• Adding a wildcard symbol may retrieve word variants: typologie quiet separation among 15 crisis communication _ a developpement de afrique.*.