Perhaps you should try some spelling variations:
mobile communications » mobile communication
communications costs » communication costs, communications _
information age » information storage, information access, information about
debate mobile » debate moral, debate sobre
developing em » developing e, developing eq, developing amp
technology 1 » technology _
3 developing » 3 development
age debate » care debate, a debate, aid debate
em africa » 1 africa
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: technology 1 information age debate mobile communications costs 3 developing em africa.*.