Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
mass communications » mass communication, data communications, crisis communications
technologies key » technologies any, technologies know, technologies _
developpement la » developpement de, developpement et, developpement du
key information » energy information
information can » information case, information 1, information 1.2
la afrique » l afrique, la fabrique, en afrique
do mass » does mass, low mass, how mass

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

• Adding a wildcard symbol may retrieve word variants: technologies key information can do mass communications costs _ developpement la afrique.*.