Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
de developpement » sme development
developpement de » developpement des, developpement durable
technologies 1 » technologies _, technologies 4, technologies 2
information pt » information part, information 1, information 1.2
pre crisis » price crisis
de afrique » de l'afrique, en afrique, l afrique
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies 1 information pt pre crisis communication a de developpement de afrique.*.