Perhaps you should try some spelling variations:
african communication » africa communications, vertical communication, optical communication
communication model » communication media
integrated world » integrating world, integrated child, integrated water
de developpement » sme development
technology 2.2 » technology _, technology 1, technology 3
2.2 integrated » 2.2 integration, 1 integrated, 3 integrated
des afrique » en afrique, de l'afrique
2 african » _ african, 1 african
model de » model due, model d, model du
world 2 » world _, world a, world 1

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 integrated world 2 african communication model de developpement des afrique.*.