Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
developments 12.2 » developments 10.2, developments 11.2, developments 14.2
information case » information based, information can, information costs
technologies 2 » technologies _, technologies 4
4 developments » _ developments, 4 development, 2 developments
12.2 access » 1.2 access, 10.2 access, 12.2.6 access
des verbal » des verbalen, des verbs, models verbal
case des » cases des, case das, phase des
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: technologies 2 information case des verbal communication costs 4 developments 12.2 access.*.