Perhaps you should try some spelling variations:
external communication » internal communication, internal communications, personal communication
des developpement » des developpements, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
after external » term external, area external, power external
innovativ 3.1 » innovation 3.1, innovative 8.1, innovations 3.1
3.1 after » 3.4 after, 3 after, 1.8 after
l afrique » en afrique
a des » a der, a das

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

• Adding a wildcard symbol may retrieve word variants: technologies _ innovativ 3.1 after external communication a des developpement l afrique.*.