Perhaps you should try some spelling variations:
communication models » communications models, communication model, communication modes
optic communication » optical communications, public communication, device communication
led developpement » le developpement, leur developpement, de developpement
integration work » integrating world, integration framework, integration 3
technologie die » technologie de, technologie im, technologie der
die integration » trade integration
developpement l » developpement il, developpement la, developpement de
models led » model led
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technologie die integration work _ optic communication models led developpement l afrique.*.