Perhaps you should try some spelling variations:
wireless communication » wireless communications, business communication
technologien does » technologien des, technologien als, technologie de
does information » des informations, dis information, users information
information und » informations und
4.4 developing » 5.4 developing, 6.4 developing, 1.4 developing
die wireless » time wireless, via wireless, fixed wireless
developing 2 » developing _, developing a, developing e
costs 4.4 » costs 4.2
2 areal » 2 real, _ areal, 2 areas

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

• Adding a wildcard symbol may retrieve word variants: technologien does information und die wireless communication costs 4.4 developing 2 areal.*.