Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
auf developpement » au developpement, du developpement, ou developpement
separation among » separation using, starvation among, cooperation among
developpement en » developpement et, developpement des, developpement de
bear separation » before separation, a separation, air separation
typologie bear » typologie der, typologie des, typologie et
low crisis » how crisis, law crisis, blown crisis
a auf » i auf, b auf

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

• Adding a wildcard symbol may retrieve word variants: typologie bear separation among low crisis communication a auf developpement en afrique.*.