src/main/resources/cms/org.apache.sling.cms.core.readability.impl.ReadabilityServiceImpl~en.json

{
  "locale": "en",
  "extraVowelExpression": ".+y$",
  "vowelExpression": "a|e|i|o|u",
  "isWordExpression": "[a-zA-Z]*",
  "wordstems": [
    "es",
    "ed",
    "ing",
    "e"
  ],
  "complexityMin": 3
}