Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
inflation states » inflation rates, inflation taxes, inflation starts
technologie der » technologie de, technologien des, technologies de
developpement l » developpement il, developpement la, developpement de
der inflation » core inflation, _ inflation, low inflation
l afrique » en afrique
case 2.3 » case 3, case 4.1, case 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologie der inflation states case 2.3 communication costs _ developpement l afrique.*.