Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology choice » technology change
choice inflation » choice information, price inflation
4 communications » 14 communications, 4 communication, 2 communications
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
inflation east » inflation das, inflation part, inflation rate
de afrique » de l'afrique, en afrique, l afrique
trade 4 » trade _, trade a
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 choice inflation east trade 4 communications costs a developpement de afrique.*.