Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
information gaps » information gap, information flows, information needs
development bank » development _
technologies a » technologies _
a information » _ information, land information, award information
bank afrique » bank africa
a mobile » _ mobile
gaps a » gaps _, maps a, gap a

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

• Adding a wildcard symbol may retrieve word variants: technologies a information gaps a mobile communication costs _ development bank afrique.*.