Perhaps you should try some spelling variations:
rural development » social development
inflation target » inflation targeting, inflation rate, inflation rates
de communication » mobile communication, online communication
communication do » communication de, communication des, communication die
development 2.1 » development 1
technology 1.7 » technology 1.1, technology 1.3, technology 1.2
1.7 inflation » 10.7 inflation, 9.7 inflation, 10 inflation
target rule » targets rule, target rate, target file
2.1 afrique » 2014 afrique
do rural » two rural, 2 rural, 4 rural
rule de » rule die

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

• Adding a wildcard symbol may retrieve word variants: technology 1.7 inflation target rule de communication do rural development 2.1 afrique.*.