Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
inflation target » inflation targeting, inflation rate, inflation rates
development lie » development life, development li, development lid
technology 2.3 » technology 2.2, technology 2.1, technology 3.3
2.3 inflation » 2.3.1 inflation, 5.33 inflation, 2 inflation
target trade » target grade, market trade, target rate
lie afrique » l afrique
trade 2.1 » trade 2.2, trade 4.1, trade 2014
costs 2 » costs 20, 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 2.3 inflation target trade 2.1 communication costs 2 development lie afrique.*.