Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.2 communications » 4.2 communication, 3.2 communication, 6.2 communication
developpement la » developpement de, developpement et, developpement du
technology used » technology use, technology based, technology users
inflation taxes » inflation rates, inflation tax, inflation targets
used inflation » und inflation, cases inflation, musil inflation
taxes space » tax space
la afrique » l afrique, la fabrique, en afrique
space 4.2 » space 3.2, space 2.2, space 4.3

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

• Adding a wildcard symbol may retrieve word variants: technology used inflation taxes space 4.2 communications costs _ developpement la afrique.*.