Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
9.1 communications » 3.1 communications, 4.1 communication, 1.1 communication
4.2 developpement » 4.2 development, de developpement, le developpement
developpement la » developpement de, developpement et, developpement du
inflation have » inflation rate, information have, inflation rates
have greece » cases greece, ghana greece, have greater
greece 9.1 » greece 3.1
fabrique. » afrique., fabrice.

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

• Adding a wildcard symbol may retrieve word variants: technologien _ inflation have greece 9.1 communications costs 4.2 developpement la fabrique.*.