Perhaps you should try some spelling variations:
communication costs » communication systems, communication efforts, communication skills
technologies road » technologies could, technologies a, technology road
road information » global information, _ information, debt information
information gaps » information gap, information flows, information needs
a development » _ development, clean development, asian development
a mobile » _ mobile
costs a » costs _
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 road information gaps a mobile communication costs a development _ afrique.*.