Perhaps you should try some spelling variations:
technological changes » technological change, technological advances
changes innovation » change innovation, change innovations, changing innovation
2.3 communication » 3.2 communication, de communication, 4 communication
innovation notes » innovation nodes, innovation node, innovation contest
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
costs le » costs _, costs 4, costs a
la farce » la force, la face, la france
notes a » notes _, notes 2, notes 4
a 2.3 » a 3.3, b 2.3, _ 2.3

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

• Adding a wildcard symbol may retrieve word variants: technological changes innovation notes a 2.3 communication costs le developpement la farce.*.