Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.3 communications » 3.1 communications, 3.3 communication, 2.3 communication
developpement de » developpement des, developpement durable
technology hard » technology has, technology have, technology hydro
inflation wages » inflation rates, inflation taxes, inflation targets
4 developpement » de developpement, le developpement, et developpement
hard inflation » aid inflation, has inflation, hybrid inflation
wages space » wages race
de afrique » de l'afrique, en afrique, l afrique
space 3.3 » space 3.2, space 2.1, space 2.2
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 hard inflation wages space 3.3 communications costs 4 developpement de afrique.*.