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 rates » innovation rate, innovation notes, innovation race
de developpement » sme development
developpement et » developpement des, developpement de, development east
rates date » rates data, rates rates, rates have
et afrique » en afrique, l afrique
date 6.2 » daten 6.2, data 6.2, date 4.2
costs de » 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 rates date 6.2 communication costs de developpement et afrique.*.