Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology under » technology gender, technology index, technologies under
developpement en » developpement et, developpement des, developpement de
under inflation » der inflation, und inflation, counter inflation
inflation waste » inflation rate, inflation rates, inflation das
4 developpement » de developpement, le developpement, et developpement
waste based » website based
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 under inflation waste based data communications costs 4 developpement en afrique.*.