anchor.diff:  Er,ɛɹ,,er,err,merry,
   f,,,,,fat,
   g,ɡ,,g,,big,
  +g,ɣ,,-,,Miguel,Occasionally used in foreign words
   h,,,,,hot,
   I,ɪ,,i,,kid,
   I#,-,ᵻ,-,,cases,More schwa-like /I/
  
positive.code: or,-,oːɹ,ör,oar,port,"RP doesn’t have this, using /Or/ instead"
  OI,ɔɪ,,oi,,point,
  oU,əʊ,oʊ,ö,oa,boat,
  p,,,,,pop,
  Q,ɒ,,o,,dog,GA doesn’t have this sound (unified with /A/)
  r,ɹ,,r,,run,
  s,,,,,sun,
  S,ʃ,,ś,sh,ship,
  t,,,,,test,
  
negative.code: i:,i,,,,fancy,Variant used by espeak (at end of words and in front of other vowels)
  j,,,y,,yes,
  k,,,,c,cat,
  k,x,,-,,Ahmed,Occasionally used in foreign words
  k,ç,,-,,Utrecht,Occasionally used in foreign words
  l,,,,,leg,
  l,ɬ,,-,,llano,Occasionally used in foreign words
  m,,,,,mad,
  n,,,,,now,
  N,ŋ,,ń,ng,long,
  