Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
developpement en » developpement et, developpement des, developpement de
l developpement » le developpement, de developpement, et developpement
der separation » order separation, air separation, ree separation
separation und » separation unit, separation index, separation using
ideologie der » ideologie und, typologie der
lege crisis » age crisis, engle crisis
und lege » und legt, und lehe, und pflege
a l » a la

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

• Adding a wildcard symbol may retrieve word variants: ideologie der separation und lege crisis communication a l developpement en afrique.*.