Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
3.7 communications » 3.1 communications, 2.7 communication, 3 communications
inflation targets » inflation target, inflation targeting, inflation rates
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
targets age » targeted wage, targets areas, targets caps
de afrique » de l'afrique, en afrique, l afrique
costs au » costs a, costs amy, costs _
age 3.7 » age 3.1, age 3.3, age 8.7

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation targets age 3.7 communications costs au developpement de afrique.*.