Perhaps you should try some spelling variations:
communication selection » communication section, communication selecting, communication delegation
selection method » detection method, detection methods, collection methods
method diffusion » methods diffusion, methane diffusion, method discussion
whose spaces » phase spaces, shape spaces, whose race
safe spaces » state spaces, shape spaces, scale spaces
type spaces » state 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 selection method diffusion ((((whose spaces) or (safe spaces))) or (type spaces))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication selection method diffusion ((((whose spaces) OR (safe spaces))) OR (type spaces)).
• Adding a wildcard symbol may retrieve word variants: communication selection method diffusion ((((whose spaces) or (safe spaces))) or (type spaces))*.