Perhaps you should try some spelling variations:
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
au developpement » du developpement, de developpement, le developpement
developpement de » developpement des, developpement durable
inflation rates » inflation rate
rates range » rates raise, rates changed
de afrique » de l'afrique, en afrique, l afrique
range 4.1 » range 2.1, change 4.1, ranges 2.1
costs au » costs a, costs amy, costs _

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation rates range 4.1 communication costs au developpement de afrique.*.