Perhaps you should try some spelling variations:
2.4 communication » 2.14 communication, 5.4 communication, 2.3 communication
inflation target » inflation targeting, inflation rate, inflation rates
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
technology 2.2 » technology _, technology 1, technology 3
2.2 inflation » 2.3 inflation, 3.2 inflation, 2.2.4 inflation
target gaps » targets caps, target apo, target groups
de afrique » de l'afrique, en afrique, l afrique
gaps 2.4 » gaps 2.3, gaps 2.5, gaps 6.4
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 2.2 inflation target gaps 2.4 communication costs a developpement de afrique.*.