Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies key » technologies any, technologies know, technologies _
information case » information based, information can, information costs
developpement du » developpement de, developpement des, developpement et
key information » energy information
du afrique » en afrique, l afrique, de l'afrique
case des » cases des, case das, phase des
des data » das data, dhs data, dns data

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

• Adding a wildcard symbol may retrieve word variants: technologies key information case des data communications costs _ developpement du afrique.*.