Perhaps you should try some spelling variations:
innovation increase » innovation increases, innovation create, innovations increasing
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
technology u.s » technology uses, technology 2.2, technology use
u.s innovation » does innovation
increase large » increase wage, increase market, increase early
1 afrique » l afrique, en afrique, 1 enrique
costs 2 » costs 20, costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology u.s innovation increase large 6.2 communication costs 2 development 1 afrique.*.