Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.4 communications » 3.1 communications, 3.4 communication, 5.4 communication
inflation target » inflation targeting, inflation rate, inflation rates
technology der » technology does, technology 4ir, technology dlt
der inflation » core inflation, _ inflation, low inflation
target while » targets whole, target file, targets where
des afrique » en afrique, de l'afrique
while 3.4 » chile 3.4, chile 3.1, agile 3.4

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

• Adding a wildcard symbol may retrieve word variants: technology der inflation target while 3.4 communications costs _ developpement des afrique.*.