Perhaps you should try some spelling variations:
communication conversation » communication information, communication cohesion, communication communication
conversation about » conversational agent
about dimension » soft dimension, about diffusion, lost dimension
26 linked » _ linked, a linked, n linked
2 linked » _ linked, a linked, n linked

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication conversation about dimension ((2 linked) or (26 linked))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication conversation about dimension ((2 linked) OR (26 linked)).
• Adding a wildcard symbol may retrieve word variants: communication conversation about dimension ((2 linked) or (26 linked))*.