Perhaps you should try some spelling variations:
le developpement » de developpement, sme development
innovation case » innovation based, innovation chapter, innovation center
developpement l » developpement il, developpement la, developpement de
technologies 4 » technologies _
4 innovation » 2 innovation, 3 innovation, der innovation
l afrique » en afrique
5.2 die » 2.2 die, 3.2 die, 4.2 die
5.2 de » 5.2 der, 5.2 den, 5.2 do
a le » a les, a la, a l

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "technologies 4 innovation case ((5.2 de) OR (5.2 die)) communication a le developpement l afrique.~".
• Adding a wildcard symbol may retrieve word variants: technologies 4 innovation case ((5.2 de) OR (5.2 die)) communication a le developpement l afrique.*.