Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
technologies 2.1 » technologies _, technologies 4, technologies a
2.1 information » 3.1 information
developing asia » development asia, developing a
weniger verbal » weniger moral
information 1 » information 2, information 3, information 3.2
asia africa » cpia africa, china africa
1 weniger » 3 weniger, 5 weniger, _ weniger

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

• Adding a wildcard symbol may retrieve word variants: technologies 2.1 information 1 weniger verbal communication costs _ developing asia africa.*.