Perhaps you should try some spelling variations:
1.1 communication » 4.1 communication, 1.3 communication, 1.4 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 1.1 » range 2.1, range 1.1.1, range 1.1.4
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 1.1 communication costs au developpement de afrique.*.