Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
separation among » separation using, starvation among, cooperation among
et developpement » de developpement, le developpement, test development
der separation » order separation, air separation, ree separation
typologie der » typologie des, ideologie der
idps crisis » ida's crisis, aids crisis, its crisis
des afrique » en afrique, de l'afrique
among idps » among idp, among ip
a et » a set, a net, a bet

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

• Adding a wildcard symbol may retrieve word variants: typologie der separation among idps crisis communication a et developpement des afrique.*.