Perhaps you should try some spelling variations:
2.4 communication » 2.14 communication, 5.4 communication, 2.3 communication
developpement la » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
technology low » technology flow, technology law, technology led
low inflation » core inflation, _ inflation
prices 2.4 » prices 4, practices 2.4, services 2.4
la afrique » l afrique, la fabrique, 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 low inflation _ prices 2.4 communication costs 4 developpement la afrique.*.