Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3 communications » 3 communication, 2 communications, 4 communications
based inflation » cases inflation, based information, based innovation
inflation rates » inflation rate
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
space 3 » space _, space a, space 1
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology based inflation rates space 3 communications costs 4 developpement l afrique.*.