Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
inflation target » inflation targeting, inflation rate, inflation rates
technology high » technology rights, technology how, technology help
del development » model development, delta development, well development
target sites » target site, target states, target size
sites 3.1 » sites 3.2, sites 2.1, sites 3.3
costs del » costa del, costo del
1 afrique » l afrique, en afrique, 1 enrique

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

• Adding a wildcard symbol may retrieve word variants: technology high inflation target sites 3.1 communications costs del development 1 afrique.*.