Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
developpement de » developpement des, developpement durable
inflation rates » inflation rate
4 developpement » de developpement, le developpement, et developpement
technologie de » technologies de, technologie der, technologie die
de inflation » der inflation, die inflation, d inflation
rates cases » states cases, rates rates, rates cape
de afrique » de l'afrique, en afrique, l afrique
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: technologie de inflation rates cases data communications costs 4 developpement de afrique.*.