Perhaps you should try some spelling variations:
information propagation » information presentation, information organization
propagation two » propagation awp, propagation tools, propagation from
two dimensional » three dimensional
array string » array strong, arrays strings, array sharing
array arcing » array forming, array probing, array sharing
array fermi » array forming, array format

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 two dimensional ((((array string) or (array fermi))) or (array arcing))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information propagation two dimensional ((((array string) OR (array fermi))) OR (array arcing)).
• Adding a wildcard symbol may retrieve word variants: information propagation two dimensional ((((array string) or (array fermi))) or (array arcing))*.