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
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
4 communication » 3 communication, 5.4 communication, de communication
rates more » creates more, rates money, takes more
costs de » costs _, costs 4, costs a
more 4 » more _, more a, more 1

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 more 4 communication costs de developpement en afrique.*.