Perhaps you should try some spelling variations:
device communication » services communication, voice communication, mobile communication
communication model » communication media
11.2 integration » 1.2 integration, 11.3 integration, 14.2 integration
integration work » integrating world, integration framework, integration 3
le developpement » de developpement, sme development
technology 11.2 » technology 1.2, technology 11.5.2, technology 1.5.2
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
3 device » 3 devices, _ device, a device
model le » model led, model law, model 1

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

• Adding a wildcard symbol may retrieve word variants: technology 11.2 integration work 3 device communication model le developpement l afrique.*.