var ssbKeys = require('ssb-keys')
var checkWord = require('check-word'),
    words     = checkWord('en');


while(true)
{
  // get candidate keys
  var key = ssbKeys.generate()
  var pub_key = key.public

  // split into 4..7 word chunks
  var possible_words = []
  var min_size = 5
  var max_size = 7

  for(i = min_size; i <= max_size; i++)
  {
    possible_words.push(pub_key.substring( 0, i ))
  }

  for(var word of possible_words) {
    // check if only letters (+++ SPEED)
    if( is_letters(word) )
    {
      // check if in dictionary
      if(words.check(word))
        console.log(key)
    }
  }
}


function is_letters(str)
{
  return /^[a-zA-Z]+$/.test(str)
}