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
inflation target » inflation targeting, inflation rate, inflation rates
technology 1 » technology _
target whole » targets whole, target while, targets whose
costs mental » costs meat, costs rent
1 inflation » 10 inflation, 12 inflation, _ inflation
whole 3.7 » whole 1.3, whole 2.1
1 afrique » l afrique, en afrique, 1 enrique

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

• Adding a wildcard symbol may retrieve word variants: technology 1 inflation target whole 3.7 communication costs mental development 1 afrique.*.