Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
developpement en » developpement et, developpement des, developpement de
inflation rates » inflation rate
technology der » technology does, technology 4ir, technology dlt
der inflation » core inflation, _ inflation, low inflation
rates closer » wages close, rates costa, step closer
closer 6.2 » closer 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology der inflation rates closer 6.2 communication costs _ developpement en afrique.*.