Perhaps you should try some spelling variations:
modern communications » modern communication, modern communicators, border communications
communications costs » communication costs, communications _
developpement et » developpement des, developpement de, development east
4 developpement » de developpement, le developpement, et developpement
technology 2 » technology _, technology 1, technology 3
trade modern » trade models, trade model, trade mode
2 inflation » 12 inflation, _ inflation, 6 inflation
et afrique » en afrique, l afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology 2 inflation _ trade modern communications costs 4 developpement et afrique.*.