Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
technology 10.4 » technology 1.1, technology 1.3, technology 10.2.1
10.4 inflation » 10.7 inflation, 10 inflation, 10.4 innovation
inflation coal » inflation can, inflation co, inflation tax
coal price » coal prices, oil price
de afrique » de l'afrique, en afrique, l afrique
price 2.3 » price 3, price 4.4
costs le » costs _, costs 4, costs a

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 10.4 inflation coal price 2.3 communication costs le developpement de afrique.*.