Perhaps you should try some spelling variations:
radio communications » radio communication, data communications
communications costs » communication costs, communications _
change information » chandos information, trade information
3 development » 2 development
costs 3 » costs _, costs 4, costs a
1 areas » 1 area, 2 areas, 4 areas
technological » technologies

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

• Adding a wildcard symbol may retrieve word variants: technological change information _ und radio communications costs 3 development 1 areas.*.