Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
technology 2.3.1 » technology 6.3.1, technology 2.1.1, technology 2.3.2
inflation target » inflation targeting, inflation rate, inflation rates
2.3.1 inflation » 2.2.4 inflation, 2.3 inflation, 3.3.3 inflation
development law » development latin, development 1
target path » target date, target rate, target data
law afrique » l afrique
path 2.7 » path 2.1, path 2.3, path 2.4

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

• Adding a wildcard symbol may retrieve word variants: technology 2.3.1 inflation target path 2.7 communication costs _ development law afrique.*.