Perhaps you should try some spelling variations:
mental development » mineral development, capital development, spatial development
1.1 communication » 4.1 communication, 1.3 communication, 1.4 communication
technology area » technology arena, technology array, technology age
inflation rates » inflation rate
development lid » development led, development li, development lie
area inflation » great inflation, core inflation, der inflation
costs mental » costs meat, costs rent
lid afrique » l afrique
rates race » rates rates, rates raise, rat race
race 1.1 » race 1.4, race 1.5, tracer 1.1

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

• Adding a wildcard symbol may retrieve word variants: technology area inflation rates race 1.1 communication costs mental development lid afrique.*.