Perhaps you should try some spelling variations:
technological firm » technological art, technological turf, technological fields
de communication » mobile communication, online communication
developpement en » developpement et, developpement des, developpement de
firm innovation » der innovation
innovation path » innovation pt, innovation part, innovation past
path rates » death rates, catch rates, hash rates
rates de » rates der, rates des, rates d

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

• Adding a wildcard symbol may retrieve word variants: technological firm innovation path rates de communication costs _ developpement en afrique.*.