Perhaps you should try some spelling variations:
"particle accelerating" » "particle accelerations", "particle acceleration", "particles acceleration"
"particles application" » "particular application", "partial application", "principles application"
"particle acceleraton" » "particle acceleration", "particles acceleration", "particle accelerations"
"particle accelerator" » "particle acceleration"
"particle accelerators" » "particle accelerations", "particle accelerated", "particle acceleration"
"particle accelerate" » "particles accelerated", "particle acceleration", "practice accelerate"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("particle accelerate") OR ("particle acceleraton"))) OR ((("particle accelerator") OR ((("particle accelerating") OR ((("particles application") OR ("particle accelerators"))))))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"particle accelerate\") OR (\"particle acceleraton\"))) or (((\"particle accelerator\") or (((\"particle accelerating\") or (((\"particles application\") or (\"particle accelerators\"))))))))*".
• Removing quotes may allow a broader search: (((( particle accelerate ) OR ( particle acceleraton ))) or ((( particle accelerator ) or ((( particle accelerating ) or ((( particles application ) or ( particle accelerators ))))))))*.