Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
developpement north » development north, developpement et, developpement rural
information needed » information needs, information speed, transformation needed
des developpement » des developpements, de developpement, le developpement
needed pre » needed more, needed die
pre crisis » price crisis
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technology _ information needed pre crisis communication a des developpement north africa.*.