Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
developpement la » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
technology der » technology does, technology 4ir, technology dlt
der inflation » core inflation, _ inflation, low inflation
prices 2.1 » prices 2.4, prices 2.3, prices 3.1
la afrique » l afrique, la fabrique, en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology der inflation _ prices 2.1 communication costs a developpement la afrique.*.