Perhaps you should try some spelling variations:
2.4 communication » 2.14 communication, 5.4 communication, 2.3 communication
4 developpement » de developpement, le developpement, et developpement
technology der » technology does, technology 4ir, technology dlt
targeting cost » targeting costs, marketing cost, targeting case
der inflation » core inflation, _ inflation, low inflation
des afrique » en 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 cost 2.4 communication costs 4 developpement des afrique.*.