Perhaps you should try some spelling variations:
face communication » voice communication, de communication, time communication
communication 23.5 » communication 23.3, communication 24.5, communication 2.3.3
technologies a » technologies _, technologies 4, technologies 2
a information » 2 information, 1 information
developing a » developing _
access 4.2 » access 4.3, access 2.2, access 4.1
4.2 face » 2.2 face, 3.2 face, 4.1 face
a africa » 1 africa, can africa, em africa

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

• Adding a wildcard symbol may retrieve word variants: technologies a information access 4.2 face communication 23.5 _ developing a africa.*.