Perhaps you should try some spelling variations:
3.7 communication » 3.2 communication, 2.7 communication, 3.5 communication
technology model » technology models, technology code, technology moral
model innovation » social innovation
innovation rate » innovation race, innovation create, innovation state
development l » development li, development 1, development law
costs youth » cost south
rate race » rat race, race race, age race
l afrique » en afrique
race 3.7 » races 3.5, range 3.7, race 1.4

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

• Adding a wildcard symbol may retrieve word variants: technology model innovation rate race 3.7 communication costs youth development l afrique.*.