Perhaps you should try some spelling variations:
technology change » technological change, technological changes
change innovation » change information, chain innovation, trade innovation
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
innovation notes » innovation nodes, innovation node, innovation contest
le developpement » de developpement, sme development
developpement du » developpement de, developpement des, developpement et
notes more » notes note, rates more, notes modern
du afrique » en afrique, l afrique, de l'afrique
more 6.2 » more 2.2, more 4.2, more 7.2
costs le » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology change innovation notes more 6.2 communication costs le developpement du afrique.*.