Perhaps you should try some spelling variations:
modern communications » modern communication, modern communicators, border communications
case transformations » phase transformations, scale transformations, code transformations
communications costs » communication costs, communications _
technologies case » technologies based, technologies can, technologies create
transformations 3 » transformations _, transformations 1, transformations 4
where modern » where model, pre modern, cern modern
3 developing » 3 development
3 where » 2 where, 4 where, 1 where
costs 3 » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technologies case transformations 3 where modern communications costs 3 developing _ africa.*.