Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
le developpement » de developpement, sme development
variation over » variation der, variation notes, variation des
des variation » does variation, de variation, der variation
typology des » typologie des, typologie der, typology _
des afrique » en afrique, de l'afrique
over las » over last, over los, over land

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

• Adding a wildcard symbol may retrieve word variants: typology des variation over las crisis communication _ le developpement des afrique.*.