Perhaps you should try some spelling variations:
communication inversion » communication intrusion, communication conversation, communication interaction
inversion methods » inverse methods, inverse method, extension methods
methods dimension » methods diffusion, ethics dimension, metholodgy dimension
shared spaces » shared space, shared stocks
safe spaces » state spaces, shape spaces, scale spaces
use spaces » tuple spaces, phase spaces, gauge 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 inversion methods dimension ((((use spaces) or (safe spaces))) or (shared spaces))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication inversion methods dimension ((((use spaces) OR (safe spaces))) OR (shared spaces)).
• Adding a wildcard symbol may retrieve word variants: communication inversion methods dimension ((((use spaces) or (safe spaces))) or (shared spaces))*.