Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology choice » technology change
de communications » de communication, do communications, mce communications
choice inflation » choice information, price inflation
developpement en » developpement et, developpement des, developpement de
inflation rates » inflation rate
4 developpement » de developpement, le developpement, et developpement
have de » have we, have done, have made
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology choice inflation rates have de communications costs 4 developpement en afrique.*.