Perhaps you should try some spelling variations:
4.2 developpement » 4.2 development, de developpement, le developpement
inflation states » inflation rates, inflation taxes, inflation starts
developpement en » developpement et, developpement des, developpement de
technologie der » technologie de, technologien des, technologies de
2 communication » 3 communication, 4 communication, 1 communication
der inflation » core inflation, _ inflation, low inflation
case 2 » case 1

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 communication costs 4.2 developpement en afrique.*.