Perhaps you should try some spelling variations:
voices communications » voice communications, voice communication, voiced communicators
communications model » communications models, communication model, communicating model
integrating world » integrated world, integrating area, integrating land
led developpement » le developpement, leur developpement, de developpement
10 integrating » 1 integrating, _ integrating, 4 integrating
technology 10 » technology 110, technology 1, technology 11
des afrique » en afrique, de l'afrique
model led » model land, model law, model listed
3 voices » _ voices, 5 voices, 1 voices
world 3 » 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 10 integrating world 3 voices communications model led developpement des afrique.*.