Perhaps you should try some spelling variations:
innovation increase » innovation increases, innovation create, innovations increasing
17 communication » 7 communication, 1 communication, 10 communication
technology u.s » technology uses, technology 2.2, technology use
u.s innovation » does innovation
increase large » increase wage, increase market, increase early
development l » development li, development 1, development law
l afrique » en afrique
large 17 » large 7, large _, large n
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 17 communication costs 2 development l afrique.*.