Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology choice » technology change
choice inflation » choice information, price inflation
3 communications » 3 communication, 2 communications, 4 communications
development en » developpement en, development menu, development eco
inflation und » inflation index, inflation _, inflation tax
4 development » 2 development, 4 developing
und case » und care, und cash, id case
costs 4 » costs _, costs a, costs 4.2
case 3 » case 1, case 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 und case 3 communications costs 4 development en afrique.*.