Perhaps you should try some spelling variations:
communication robot » communication remote, communication report, communication problem
robot methodology » robots methodology, robust methodology, obt methodology
methodology basic » methodology based, methodology case, methodology design
2 spaces » 2 space
dspaces » ddspaces
dddspaces » ddddspaces
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 robot methodology basic ((((a (dspaces or dddspaces)) or (2 spaces))) or (a space))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication robot methodology basic ((((a (dspaces OR dddspaces)) OR (2 spaces))) OR (a space)).
• Adding a wildcard symbol may retrieve word variants: communication robot methodology basic ((((a (dspaces or dddspaces)) or (2 spaces))) or (a space))*.