Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
2.2 communications » 2.2 communication, 4.2 communications, 3.2 communication
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
technology gap » technology 1, technology 2.2, technology 3
inflation wage » inflation rate, inflation target, inflation rates
gap inflation » has inflation, grade inflation, rapid inflation
de afrique » de l'afrique, en afrique, l afrique
price 2.2 » price 2.3, price 2.4, price 3.2
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 gap inflation wage price 2.2 communications costs a developpement de afrique.*.