Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology 4ir » technology 4, technology 4.1, technology 4.2
4ir inflation » der inflation, die inflation, aid inflation
inflation die » inflation der, inflation das, inflation e
4 development » 2 development, 4 developing
die cases » die causes, five cases, use cases
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 4ir inflation die cases data communications costs 4 development latin afrique.*.