Perhaps you should try some spelling variations:
information century » information centers, information centre, information center
oral communication » personal communication
technologien ist » technologien im, technologien mit, technologies exist
ist information » iot information, first information, cost information
century life » century lived, century list, century alone
4 developing » 3 developing
developing 1 » developing _, developing a, developing e
life oral » life moral
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technologien ist information century life oral communication costs 4 developing 1 africa.*.