Perhaps you should try some spelling variations:
mental development » mineral development, capital development, spatial development
3.7 communication » 3.2 communication, 2.7 communication, 3.5 communication
development li » development lid, development lie, development lin
inflation la » inflation a, inflation tax, inflation als
costs mental » costs meat, costs rent
li afrique » l afrique, en afrique
race 3.7 » races 3.5, range 3.7, race 1.4
la race » a race, la roche

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation la race 3.7 communication costs mental development li afrique.*.