Perhaps you should try some spelling variations:
2.1 communications » 3.1 communications, 4.1 communication, 1.1 communication
4.2 developpement » 4.2 development, de developpement, le developpement
inflation target » inflation targeting, inflation rate, inflation rates
developpement de » developpement des, developpement durable
technology use » technology 1, technology 2.2, technology 3
use inflation » push inflation, und inflation, die inflation
target space » target spaces, market space, target species

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

• Adding a wildcard symbol may retrieve word variants: technology use inflation target space 2.1 communications _ 4.2 developpement de l'afrique.*.