Perhaps you should try some spelling variations:
communications model » communications models, communication model, communicating model
rica communications » africa communications, risk communications, rural communications
leur developpement » le developpement, deux developpements, de developpement
developpement l » developpement il, developpement la, developpement de
4 integration » 3 integration, 2 integration, 4.1 integration
technology 4 » technology _, technology 1, technology 3
model leur » model learn, model led, model linear
l afrique » en afrique
3 rica » 3 rice, 3 lirica

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

• Adding a wildcard symbol may retrieve word variants: technology 4 integration 3 3 rica communications model leur developpement l afrique.*.