Perhaps you should try some spelling variations:
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology green » technology agreement, technology germany, technology guides
green innovation » open innovation
innovation notes » innovation nodes, innovation node, innovation contest
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
notes date » notes data, notes note
de afrique » de l'afrique, en afrique, l afrique
date 6.2 » daten 6.2, data 6.2, date 4.2
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology green innovation notes date 6.2 communication costs 4 developpement de afrique.*.