Perhaps you should try some spelling variations:
1961 communication » 1.1 communication, 19 communication, 1 communication
inflation targets » inflation target, inflation targeting, inflation rates
technology price » technology rich, technology voice, technology service
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
de afrique » de l'afrique, en afrique, l afrique
targets 3 » targets _, targets 5, target _
costs a » costs _, costs 4
3 1961 » a 1961, c 1961, m 1961

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

• Adding a wildcard symbol may retrieve word variants: technology price inflation targets 3 1961 communication costs a developpement de afrique.*.