anchor.diff:  
   The basic completion suggester query supports the following parameters:
   
  +[horizontal]
   `field`:: The name of the field on which to run the query (required).
   `size`::  The number of suggestions to return (defaults to `5`).
   `skip_duplicates`:: Whether duplicate suggestions should be filtered out (defaults to `false`).
  
positive.code: --------------------------------------------------
  // CONSOLE
  
  WARNING: when set to true this option can slow down search because more suggestions
  need to be visited to find the top N.
  
  [[fuzzy]]
  ==== Fuzzy queries
  
  The completion suggester also supports fuzzy queries - this means,
  you can have a typo in your search and still get results back.
  
  [source,js]
  
negative.code: 
  Mapping supports the following parameters:
  
  [horizontal]
  `analyzer`::
      The index analyzer to use, defaults to `simple`.
      In case you are wondering why we did not opt for the `standard`
  