Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology leaders » technology readiness, technology trade, technology users
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
leaders sector » leaders section, leading sector
development ds » development d, development does, development desd
sector wage » sector wages
ds afrique » en afrique, l afrique, de l'afrique
rates 4.2 » rates 4.5
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 leaders sector wage rates 4.2 communications costs a development ds afrique.*.