Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
2.1 communications » 3.1 communications, 4.1 communication, 1.1 communication
inflation target » inflation targeting, inflation rate, inflation rates
technology low » technology flow, technology law, technology led
development li » development lid, development lie, development lin
low inflation » core inflation, _ inflation
4 development » 2 development, 4 developing
target while » targets whole, target file, targets where
li afrique » l afrique, en afrique
while 2.1 » chile 2.1, whole 2.1, whole 2.10
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 low inflation target while 2.1 communications costs 4 development li afrique.*.