Perhaps you should try some spelling variations:
1920 communication » 10 communication, 12 communication, 19 communication
inflation targets » inflation target, inflation targeting, inflation rates
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
technology 4.2 » technology 2.2, technology 3.2, technology 4.1
4.2 inflation » 3.2 inflation, 12 inflation, 2.3 inflation
targets novel » targets money
de afrique » de l'afrique, en afrique, l afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology 4.2 inflation targets novel 1920 communication costs a developpement de afrique.*.