Perhaps you should try some spelling variations:
technology change » technological change, technological changes
change innovation » change information, chain innovation, trade innovation
innovation rates » innovation rate, innovation notes, innovation race
le developpement » de developpement, sme development
2 communication » 3 communication, 4 communication, 1 communication
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
costs le » costs _, costs 4, costs a
have 2 » have _, have a, have co2

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

• Adding a wildcard symbol may retrieve word variants: technology change innovation rates have 2 communication costs le developpement l afrique.*.