Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
de communications » de communication, do communications, mce communications
technologien ids » technologien des, technologien als, technologien im
ids information » aids information, dis information, mis information
3.2 development » 1 development, mena development
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
4.2 debt » 4.2 der, 4.2 deep, 2.5 debt
debt de » debt do, debt debt, debt gdp
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: technologien ids information 4.2 debt de communications costs 3.2 development a areas.*.