Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
technology voice » technology choice, technology choices, technology volume
inflation gerold » inflation levels, inflation across, inflation der
et developpement » de developpement, le developpement, test development
voice inflation » price inflation, core inflation, die inflation
gerold case » gerold krause
des afrique » en afrique, de l'afrique
case 3.2 » case 4.2, case 3.1, case 5.2
costs et » costs _, costs 4, costs a

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology voice inflation gerold case 3.2 communication costs et developpement des afrique.*.