Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
technologien ist » technologien im, technologien mit, technologies exist
ist information » iot information, first information, cost information
information und » informations und
3.2 developing » 3.3 developing, 2.2 developing, 3 developing
developing e » developing _, developing a, developing east
e mobile » _ mobile, a mobile, 2 mobile
cost 3.2 » cost 2.4
e areal » _ areal, 2 areal, 4 areal
und e » und _, und 2, und 3

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

• Adding a wildcard symbol may retrieve word variants: technologien ist information und e mobile communication cost 3.2 developing e areal.*.