Perhaps you should try some spelling variations:
des developpement » des developpements, de developpement, le developpement
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
developpement en » developpement et, developpement des, developpement de
technologie die » technologie de, technologie im, technologie der
die inflation » does inflation, der inflation, price inflation
rate rate » rates rates, rate ratio, rate water
costs des » costs fees
rate 3.5 » rate 3.4, rate 3.6, rate 7.5

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

• Adding a wildcard symbol may retrieve word variants: technologie die inflation rate rate 3.5 communication costs des developpement en afrique.*.