Perhaps you should try some spelling variations:
technologies authors » technologies methods, technologies cohort, technology author
device communication » services communication, voice communication, mobile communication
authors information » author information, autonomy information, networks information
information i » information im, information 2, information 1
3 developing » 3 development
developing 2 » developing _, developing a, developing e
und device » end device, und service, end devices
costs 3 » costs _, costs 4, costs a
2 areas » 1 areas, 2 areal, 4 areas
i und » _ und

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

• Adding a wildcard symbol may retrieve word variants: technologies authors information i und device communication costs 3 developing 2 areas.*.