Perhaps you should try some spelling variations:
crisis communication » risk communication, mass communication
information search » information sharing, information service, information sources
et developpement » de developpement, le developpement, test development
communication 3 » communication _, communication a
technologies 4 » technologies _
4 information » 2 information, 1 information
search does » search powers, search costs, search model
does crisis » jobs crisis, does cross, fires crisis
des afrique » en afrique, de l'afrique
3 et » 13 et, 3 fet, 3 set

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information search does crisis communication 3 et developpement des afrique.*.