Perhaps you should try some spelling variations:
technological foster » technological frontier, technological power, technological route
5.5.2 communication » 3.3.2 communication, 3.4.2 communication, 4.2.2 communication
foster innovation » fostering innovation, user innovation, system innovation
au developpement » du developpement, de developpement, le developpement
innovation rate » innovation race, innovation create, innovation state
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
costs au » costs a, costs amy, costs _
c 5.5.2 » c 5.5.4, csp 5.5.2, ad 5.5.2
rate c » rate co, rate _, rate 4

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

• Adding a wildcard symbol may retrieve word variants: technological foster innovation rate c 5.5.2 communication costs au developpement l afrique.*.