Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
2.3 communications » 2.3 communication, 4.3 communication, 1.3 communication
inflation target » inflation targeting, inflation rate, inflation rates
technology gaps » technology gap
del development » model development, delta development, well development
gaps inflation » has inflation, grade inflation, rapid inflation
development l » development li, development 1, development law
target field » large field, target file, gasfet field
field 2.3 » field 12.3, fields 2.3, field 1.3
costs del » costa del, costo del
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology gaps inflation target field 2.3 communications costs del development l afrique.*.