Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications model » communications models, communication model, communicating model
em developpement » et developpement, en developpement, et developpements
developpement de » developpement des, developpement durable
11 integration » 10 integration, 4.1 integration, 1.2 integration
technology 11 » technology 1.1, technology 110, technology 171
de afrique » de l'afrique, en afrique, l afrique
a mobile » _ mobile
model em » model ecm, model ee, model eu

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

• Adding a wildcard symbol may retrieve word variants: technology 11 integration 3 a mobile communications model em developpement de afrique.*.