Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
developpement en » developpement et, developpement des, developpement de
inflation cross » inflation across, inflation gross, inflation crisis
a developpement » au developpement, de developpement, le developpement
technology 12 » technology 1.2, technology 1, technology 2
12 inflation » 10 inflation, 2 inflation, 3.2 inflation
price 2.7 » price 2.3, price 2.2, price 2.4
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 12 inflation cross price 2.7 communication costs a developpement en afrique.*.