Perhaps you should try some spelling variations:
technological open » technological model, technological power, technological options
2.3 communication » 3.2 communication, de communication, 4 communication
development east » development southeast, development 1
innovation rate » innovation race, innovation create, innovation state
east africa » west africa
rate case » state case, write case, rate caps
case 2.3 » case 3, case 4.1, case 4.2
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technological open innovation rate case 2.3 communication costs a development east africa.*.