Perhaps you should try some spelling variations:
twitter communication » written communication, better communication, matter communication
technologies based » technologies used, technology based, technologies a
based innovation » und innovation
de developpement » sme development
communication 2 » communication _, communication a, communication 3
developpement l » developpement il, developpement la, developpement de
innovation 4 » innovation _, innovation a, innovation 1
das twitter » data twitter, der twitter, das wetter
l afrique » en afrique
4 das » 1 das, 2 das, 3 das
2 de » 2 die, 2 der, _ de

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

• Adding a wildcard symbol may retrieve word variants: technologies based innovation 4 das twitter communication 2 de developpement l afrique.*.