Perhaps you should try some spelling variations:
communication visualization » communication validation, communication popularization, communication simulation
visualization methods » localization methods
methods diffusion » networks diffusion, methods decision
tuple spaces » tuple space, type spaces, triple space
shape spaces » shape space, shared 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 visualization methods diffusion ((tuple spaces) or (shape spaces))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication visualization methods diffusion ((tuple spaces) OR (shape spaces)).
• Adding a wildcard symbol may retrieve word variants: communication visualization methods diffusion ((tuple spaces) or (shape spaces))*.