Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
communication model » communication media
integrating land » integrating a, integrated land, integrating data
et developpement » de developpement, le developpement, test development
4 integrating » _ integrating
des l'afrique » de l'afrique, de l'amerique
technology 4 » technology _, technology 1, technology 3
model et » model ee, model em, model eu

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

• Adding a wildcard symbol may retrieve word variants: technology 4 integrating land _ crisis communication model et developpement des l'afrique.*.