Perhaps you should try some spelling variations:
information propagation » information presentation, information organization
propagation class » propagation case, propagation mass, propagation clones
class dimensions » across dimensions, classes dimension, class extensions
david rogers » david roberts, david robert, david roderic
david side » david siders, david simple, david siegel
david sims » david simon, david simmons, david simpson

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

• Performing a fuzzy search may retrieve terms with similar spellings: information propagation class dimensions ((((david side) or (david sims))) or (david rogers))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information propagation class dimensions ((((david side) OR (david sims))) OR (david rogers)).
• Adding a wildcard symbol may retrieve word variants: information propagation class dimensions ((((david side) or (david sims))) or (david rogers))*.