Perhaps you should try some spelling variations:
13.3 communication » 1.3 communication, 3.3 communication, 13.3.9 communication
communication 3.3 » communication _, communication a, communication 1
inflation target » inflation targeting, inflation rate, inflation rates
sme development » trade development
target spaces » target species, target states, target prices
spaces 13.3 » spaces 11.3, spaces 12.3, spaces 15.3
3.3 sme » 3.3 some, 3.3 step, 3.3 stem

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation target spaces 13.3 communication 3.3 sme development index afrique.*.