Perhaps you should try some spelling variations:
twitter communication » written communication, better communication, matter communication
communication 3.3 » communication _, communication a, communication 1
sme developpement » sme development, de developpement, le developpement
technologien und » technologie und, technologien des, technologien fur
developpement de » developpement des, developpement durable
innovation 4 » innovation _, innovation a, innovation 1
data twitter » auf twitter, der twitter
de afrique » de l'afrique, en afrique, l afrique
3.3 sme » 3.3 some, 3.3 step, 3.3 stem

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

• Adding a wildcard symbol may retrieve word variants: technologien und innovation 4 data twitter communication 3.3 sme developpement de afrique.*.