Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
der developpement » de developpement, des developpements, leur developpement
based innovation » und innovation
communication 2 » communication _, communication a, communication 3
developpement l » developpement il, developpement la, developpement de
innovation 2 » innovation 1, innovation 4, innovation 3
can written » a written, can write, data written
l afrique » en afrique
2 can » _ can, 3 can, 4 can
2 der » _ der

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 can written communication 2 der developpement l afrique.*.