Perhaps you should try some spelling variations:
technology change » technological change, technological changes
change innovation » change information, chain innovation, trade innovation
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
innovation rates » innovation rate, innovation notes, innovation race
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
rates ware » rates wage, rates have, rates cape
l afrique » en afrique
ware 2.7 » care 2.7, waren 2.4, case 2.7
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 ware 2.7 communication costs de developpement l afrique.*.