Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
technology 2.2.2 » technology 5.2.2, technology 2.1.2, technology 2.2.3
developpement du » developpement de, developpement des, developpement et
2.2.2 inflation » 2.2.4 inflation, 2.2.2.2 inflation, 2.2.2.6 inflation
a developpement » au developpement, de developpement, le developpement
inflation a » inflation _, inflation tax, inflation rate
prices 2.3 » price 2.3, prices 2.4, prices 2.1
du afrique » en afrique, l afrique, de l'afrique
a prices » a price, 2 prices, gas prices
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 2.2.2 inflation a prices 2.3 communication costs a developpement du afrique.*.