Perhaps you should try some spelling variations:
3.7 communication » 3.2 communication, 2.7 communication, 3.5 communication
developpement de » developpement des, developpement durable
technology have » technology hard, technology has, technologies have
inflation wages » inflation rates, inflation taxes, inflation targets
a developpement » au developpement, de developpement, le developpement
have inflation » wage inflation, age inflation, has inflation
wages trade » wages race, wharves trade, states trade
de afrique » de l'afrique, en afrique, l afrique
trade 3.7 » trade 3.2, trade 3.1, trade 3.8
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 have inflation wages trade 3.7 communication costs a developpement de afrique.*.