Perhaps you should try some spelling variations:
module communication » mobile communication, mobile communications, couple communication
transformation 2.2 » transformation 2.1, transformation 2.4, transformation 4.2
communication cost » communication costs, communication costa, communications costs
technologien die » technologie die, technologien des, technologien im
model module » model model
4 developing » 3 developing
developing 4 » developing _, developing a, developing e
2.2 model » 3.2 model, 4.2 model
4 areas » 1 areas, 2 areas, 4 areal
cost 4 » cost _, cost 2.4

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

• Adding a wildcard symbol may retrieve word variants: technologien die transformation 2.2 model module communication cost 4 developing 4 areas.*.