Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
5.3 communications » 2.3 communication, 4.3 communication, 1.3 communication
technology price » technology rich, technology voice, technology service
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
inflation ee » inflation e, inflation der, inflation die
de afrique » de l'afrique, en afrique, l afrique
case 5.3 » case 2.3, case 5.2, case 3.3
ee case » ce case, he case, re case
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology price inflation ee case 5.3 communications costs 4 developpement de afrique.*.