Perhaps you should try some spelling variations:
communications cost » communications costs, communications cross, communication costs
technologien dis » technologien des, technologien als, technologien im
4 communications » 14 communications, 4 communication, 2 communications
dis information » mis information, aids information, des informations
2.2 developing » 3.2 developing, 3.3 developing, 2.2 development
information 1 » information 2, information 3, information 3.2
developing a » developing _
cost 2.2 » costs 2.2, cost 2.4, cost 3.2
a areas » 1 areas, 2 areas, 4 areas
1 debt » 3 debt, 4 debt
debt 4 » debt _, debt a, debt 1

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

• Adding a wildcard symbol may retrieve word variants: technologien dis information 1 debt 4 communications cost 2.2 developing a areas.*.