Perhaps you should try some spelling variations:
communication collection » communication collections, communication connection, communication collective
methods dimension » methods diffusion, ethics dimension, metholodgy dimension
whose spaces » phase spaces, shape spaces, whose race
tuple spaces » type spaces, triple space
tuple space » people space

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication collection methods dimension ((whose spaces) or (((tuple spaces) OR (tuple space))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication collection methods dimension ((whose spaces) OR (((tuple spaces) OR (tuple space)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication collection methods dimension ((whose spaces) or (((tuple spaces) OR (tuple space))))".
• Adding a wildcard symbol may retrieve word variants: communication collection methods dimension ((whose spaces) or (((tuple spaces) OR (tuple space))))*.