Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
separation using » operation using, separation among, separation und
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
der separation » order separation, air separation, ree separation
ideologie der » ideologie und, typologie der
less crisis » las crisis
a le » a les, a la, a l

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

• Adding a wildcard symbol may retrieve word variants: ideologie der separation using less crisis communication a le developpement en afrique.*.