Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
communication layer » communication law, communication united
dam developpement » de developpement, du developpement, au developpement
developpement en » developpement et, developpement des, developpement de
des variation » does variation, de variation, der variation
first crisis » post crisis, first credit, first class
layer dam » layer vm
typologie » typologies, typology

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

• Adding a wildcard symbol may retrieve word variants: typologie des variation _ first crisis communication layer dam developpement en afrique.*.