Perhaps you should try some spelling variations:
communication concepts » communication circuits, communication congresses, communication channels
rice dimensional » five dimensional, nine dimensional, mixed dimensional
concepts rice » concepts role, concept price, concepts rac
scaled spaces » scale spaces, scaled space, shared spaces
tuple spaces » tuple space, type spaces, triple space
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 concepts rice dimensional ((((scaled spaces) or (scale space))) or (tuple spaces))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication concepts rice dimensional ((((scaled spaces) OR (scale space))) OR (tuple spaces)).
• Adding a wildcard symbol may retrieve word variants: communication concepts rice dimensional ((((scaled spaces) or (scale space))) or (tuple spaces))*.