Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
developpement et » developpement des, developpement de, development east
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
deas crisis » debt crisis, las crisis, de crisis
et afrique » en afrique, l afrique
a das » 1 das, 2 das, _ das
3 das » 1 das, 2 das

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "typologie de variation _ deas crisis communication ((a das) OR (3 das)) developpement et afrique.~".
• Adding a wildcard symbol may retrieve word variants: typologie de variation _ deas crisis communication ((a das) OR (3 das)) developpement et afrique.*.