Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
2.2 communications » 2.2 communication, 4.2 communications, 3.2 communication
developpement et » developpement des, developpement de, development east
technology gaps » technology gap
4 developpement » de developpement, le developpement, et developpement
gaps inflation » has inflation, grade inflation, rapid inflation
inflation tax » inflation rate, inflation _, inflation target
et afrique » en afrique, l afrique
space 2.2 » space 2.1, space 3.2, space 3.3
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 gaps inflation tax space 2.2 communications costs 4 developpement et afrique.*.