Perhaps you should try some spelling variations:
communication control » communication concepts, communication culture, communication channel
risk dimensional » high dimensional, bi dimensional, five dimensional
shared spaces » shared space, shared stocks
sample spaces » sample space, sample speeches, sample sizes
spaces » dspaces
space » dspace

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

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