Perhaps you should try some spelling variations:
developpement du » developpement de, developpement des, developpement et
4 communication » 3 communication, 5.4 communication, de communication
4 developpement » de developpement, le developpement, et developpement
technology der » technology does, technology 4ir, technology dlt
der inflation » core inflation, _ inflation, low inflation
targeting a » targeting _, targeting how
du afrique » en afrique, l afrique, de l'afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology der inflation targeting a 4 communication costs 4 developpement du afrique.*.