Execution example::

  suggest --table item_query --column kana --types correct --frequency_threshold 1 --query saerch
  # [
  #   [
  #     0, 
  #     1337566253.89858, 
  #     0.000355720520019531
  #   ], 
  #   {
  #     "correct": [
  #       [
  #         1
  #       ], 
  #       [
  #         [
  #           "_key", 
  #           "ShortText"
  #         ], 
  #         [
  #           "_score", 
  #           "Int32"
  #         ]
  #       ], 
  #       [
  #         "search", 
  #         1
  #       ]
  #     ]
  #   }
  # ]