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
developpement la » developpement de, developpement et, developpement du
innovation 3.2 » innovation 2.2, innovation 3.1, innovation 2
has written » a written, plays written, data written
la afrique » l afrique, la fabrique, en afrique
3.2 has » 3.2 hts, 3.2 phase, 6.3.2 has
a der » _ der, 2 der, 3 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 3.2 has written communication a der developpement la afrique.*.