Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
technology case » technology based, technology can, technology change
developpement l » developpement il, developpement la, developpement de
case inflation » cases inflation, core inflation, wage inflation
rate space » state space, trace space, safe space
space 4.2 » space 3.2, space 2.2, space 4.3
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology case inflation rate space 4.2 communications costs _ developpement l afrique.*.