Perhaps you should try some spelling variations:
model development » local development, social development, global development
communication 2 » communication _, communication a, communication 3
technologies 4 » technologies _
works written » book written, works whither
4 innovation » 2 innovation, 3 innovation, der innovation
innovation 3 » innovation 1, innovation 4
3 afrique » l afrique, en afrique
3 works » 3 work, 2 works, 3 words
2 model » 3.2 model, 4.2 model, 2.2 model

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 innovation 3 works written communication 2 model development 3 afrique.*.