Perhaps you should try some spelling variations:
communication sources » communication series, communication studies, communication spaces
inflation targets » inflation target, inflation targeting, inflation rates
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
technology use » technology 1, technology 2.2, technology 3
al development » all development, rail development, dual development
use inflation » push inflation, und inflation, die inflation
targets whose » targets whole, targets chosen, targets where
sources al » sources a, sources _, sources 4
whose 2.7 » whose 20.4, whole 2.1
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 use inflation targets whose 2.7 communication sources al development 1 afrique.*.