Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
communication model » communication media
de developpement » sme development
developpement de » developpement des, developpement durable
4 integrating » _ integrating
integrating a » integrating _, integrating human
technology 4 » technology _, technology 1, technology 3
model de » model due, model d, model du

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

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