Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
do communications » 10 communications, 14 communications, 2 communications
information case » information based, information can, information costs
technologies 2 » technologies _, technologies 4
3.3 developing » 4 developing, 2 developing, 1 developing
developing a » developing _
case debt » rate debt, case des
costs 3.3 » costs 2.3, costs 3.5, costs 4.3
debt do » debt gdp, debt how
a areas » 1 areas, 2 areas, 4 areas

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information case debt do communications costs 3.3 developing a areas.*.