Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
technology chain » technology can, technology china, technology changing
chain innovation » chain integration, open innovation, green innovation
innovation rates » innovation rate, innovation notes, innovation race
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
rates wage » rates have, rates aged, rates cape
wage 2.3 » wage 2.2
costs le » 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 chain innovation rates wage 2.3 communication costs le developpement en afrique.*.