Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
variation series » education series, action series, edition series
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
typologie minor » typologie eines, typologie einiger
minor variation » minor irrigation, color variation, gender variation
series 19 » series 1, series 11, series 14
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: typologie minor variation series 19 crisis communication a de developpement en afrique.*.