Perhaps you should try some spelling variations:
communication conclusions » communication solutions, communication contributions, communications connections
conclusions methods » conclusion methods, inclusion methods, conclusions authors
methods decision » methods design, ethics decision, methods session
scale spaces » scale space, sample spaces, tuple spaces
phase spaces » phase space, shape spaces, state spaces
use spaces » tuple spaces, gauge spaces, whose spaces

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication conclusions methods decision ((((use spaces) or (scale spaces))) or (phase spaces))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication conclusions methods decision ((((use spaces) OR (scale spaces))) OR (phase spaces)).
• Adding a wildcard symbol may retrieve word variants: communication conclusions methods decision ((((use spaces) or (scale spaces))) or (phase spaces))*.