Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologien aids » technologien als, technologien ad, technologien des
de communications » de communication, do communications, mce communications
aids information » chandos information, series information
information case » information based, information can, information costs
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing 2 » developing _, developing a, developing e
costs 3.2 » costs 4.2, cost 3.2, costs 3.5
case des » cases des, case das, phase des
2 areas » 1 areas, 2 areal, 4 areas
des de » des dem, des der, des des

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

• Adding a wildcard symbol may retrieve word variants: technologien aids information case des de communications costs 3.2 developing 2 areas.*.