Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
developed content » developed contexts, developed control, development contents
technologies 2.1 » technologies _, technologies 4, technologies a
content affected » contexts affected, conflict affected, content aspect
2.1 information » 3.1 information
5.3 developed » 5.1 developed, 15.4 developed, 2.0 developed
costs 5.3 » costs 15.3, costs 2.3, costs 4.3
aim face » ai face, im fach, a face

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 _ aim face communication costs 5.3 developed content affected.*.