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
information 1 » information 2, information 3, information 3.2
4 developing » 3 developing
developing 4 » developing _, developing a, developing e
debt de » debt do, debt debt, debt gdp
costs 4 » costs _, costs a, costs 4.2
4 areas » 1 areas, 2 areas, 4 areal
1 debt » 3 debt, 4 debt

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

• Adding a wildcard symbol may retrieve word variants: technologien ids information 1 debt de communications costs 4 developing 4 areas.*.