Perhaps you should try some spelling variations:
"campbell scott cans" » "campbell scoto cans", "campbell scott case", "campbell scott cato", "campbell scott dan"
"campbell stone cans" » "campbell tony cans", "campbell anne cans", "campbell fiona cans", "campbell stone clays", "campbell stone crabs", "campbell stone cases"
"campbell soup cans" » "campbell s.t.p cans", "campbell scoto cans", "campbell sir cans", "campbell soup can"

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: (("campbell soup cans") OR ((("campbell scott cans") OR ("campbell stone cans")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"campbell soup cans\") or (((\"campbell scott cans\") OR (\"campbell stone cans\"))))".
• Removing quotes may allow a broader search: (( campbell soup cans ) or ((( campbell scott cans ) OR ( campbell stone cans )))).
• Adding a wildcard symbol may retrieve word variants: (("campbell soup cans") or ((("campbell scott cans") OR ("campbell stone cans"))))*.