Perhaps you should try some spelling variations:
"an old raincoat won't ever let you do" » "an _ raincoat won't ever let you do", "an old raincoat don't ever let you do", "an old raincoat won't even let you do", "an old raincoat don't every let you do", "an old raincoat won't ever lost you do", "an old raincoat won't meyer let you do", "an old raincoat won't ne'er let you do", "an old raincoat won't ever let your do", "an old raincoat won't ever get you do", "an old raincoat won't ever set you do"
"an old raincoat won't never let you do" » "an _ raincoat won't never let you do", "an old raincoat don't ever let you do", "an old raincoat won't need let you do", "an old raincoat won't even let you do", "an old raincoat won't never lost you do", "an old raincoat won't nmeyer let you do", "an old raincoat won't nne'er let you do", "an old raincoat won't never let your do", "an old raincoat won't never get you do", "an old raincoat won't never set you do"

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"an old raincoat won't ever let you do\") OR (\"an old raincoat won't never let you do\"))".
• Removing quotes may allow a broader search: (( an old raincoat won't ever let you do ) OR ( an old raincoat won't never let you do )).
• Adding a wildcard symbol may retrieve word variants: (("an old raincoat won't ever let you do") OR ("an old raincoat won't never let you do"))*.