Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
based innovation » und innovation
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
communication 2 » communication _, communication a, communication 3
innovation 2 » innovation 1, innovation 4, innovation 3
a written » _ written, 1 written, 3 written
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 2 a written communication 2 de developpement en afrique.*.