Perhaps you should try some spelling variations:
voice communications » mobile communications, guinea communications, online communications
communications model » communications models, communication model, communicating model
integrating land » integrating a, integrated land, integrating data
developpement et » developpement des, developpement de, development east
3.6 integrating » 3.2 integrating, 3.3 integrating, 3.1 integrating
a developpement » au developpement, de developpement, le developpement
technology 3.6 » technology 3.1, technology 3.2, technology 3.3
et afrique » en afrique, l afrique
model a » model 1

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

• Adding a wildcard symbol may retrieve word variants: technology 3.6 integrating land _ voice communications model a developpement et afrique.*.