Perhaps you should try some spelling variations:
external communication » internal communication, internal communications, personal communication
technologies based » technologies used, technology based, technologies a
das developpement » des developpements, de developpement, du developpement
based innovation » und innovation
developpement l » developpement il, developpement la, developpement de
innovation 1 » innovation _, innovation a
das external » does external, tdts external, vs external
l afrique » en afrique
a das » 2 das, 3 das, _ das

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

• Adding a wildcard symbol may retrieve word variants: technologies based innovation 1 das external communication a das developpement l afrique.*.