Perhaps you should try some spelling variations:
communication model » communication media
rural communication » rural communications, oral communication, moral communication
integration work » integrating world, integration framework, integration 3
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
4 integration » 3 integration, 2 integration, 4.1 integration
technology 4 » technology _, technology 1, technology 3
10 rural » 2 rural, 4 rural
model le » model led, model law, model 1
work 10 » work 1, work 1.2

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

• Adding a wildcard symbol may retrieve word variants: technology 4 integration work 10 rural communication model le developpement en afrique.*.