Perhaps you should try some spelling variations:
frontier innovations » foster innovation, other innovations, adoption innovations
communications costs » communication costs, communications _
a communications » a communication, data communications, a communicative
innovations gas » innovations case, innovations east, innovations dans
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
prices a » prices _
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology frontier innovations gas prices a communications costs a developpement l afrique.*.