Perhaps you should try some spelling variations:
5.2 communication » 3.2 communication, 6.2 communication, 2.2 communication
technology price » technology rich, technology voice, technology service
et developpement » de developpement, le developpement, test development
developpement de » developpement des, developpement durable
inflation auf » inflation a, inflation rate, inflation _
de afrique » de l'afrique, en afrique, l afrique
auf case » auf das, off case
case 5.2 » case 4.2, case 3.2, case 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 price inflation auf case 5.2 communication costs et developpement de afrique.*.