Perhaps you should try some spelling variations:
2.3.4 communication » 12.2.4 communication, 12.4.4 communication, 2.3 communication
4 developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
inflation food » inflation good, inflation from, inflation und
technology 2 » technology _, technology 1, technology 3
prices 2.3.4 » prices 2.3.1, prices 2.3.5, prices 2.3.6
2 inflation » 12 inflation, _ inflation, 6 inflation
l afrique » en afrique
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 2 inflation food prices 2.3.4 communication costs 4 developpement l afrique.*.