Perhaps you should try some spelling variations:
oral communication » personal communication
technologien ist » technologien im, technologien mit, technologies exist
ist information » iot information, first information, cost information
4.3 developing » 3.3 developing, 1.3 developing, 7.3 developing
contents kwee » contents key, contents fase, contents je
developing v » developing av, developing _, developing a
costs 4.3 » costs 4.2, costs 4.4, costs 2.3
v africa » 1 africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologien ist information contents kwee oral communication costs 4.3 developing v africa.*.