anchor.diff:  christine,kris,kristy,chrissy,tina,chris,crissy
   christoph,chris
   christopher,chris,kit
  +christy,crissy
   cicely,cilla
   cinderella,arilla,rella,cindy,rilla
  +cindy,cinderella
   claire,clair,clare,clara
  +clara,clarissa
  +clare,clara
   clarence,clare,clair
   clarinda,clara
   clarissa,cissy,clara
   claudia,claud
   cleatus,cleat
  +clement,clem
   clementine,clement,clem
  +cliff,clifford,cliff
   clifford,ford,cliff
   clifton,tony,cliff
   cole,colie
   columbus,clum
  +con,conny
   conrad,conny,con
   constance,connie
   cordelia,cordy,delia
  
positive.code: martina,tina
  martine,tine
  marv,marvin
  masayuki,masa
  mathew,mat,maty
  mathilda,tillie,patty
  matilda,tilly,maud,matty
  matthew,thys,matt,thias,mattie,matty
  matthias,thys,matt,thias
  maud,middy
  maurice,morey
  mavery,mave
  mavine,mave
  maximillian,max
  maxine,max
  maxwell,max
  mckenna,ken,kenna,meaka
  medora,dora
  meghan,meg
  mehitabel,hetty,mitty,mabel,hitty
  melanie,mellie
  
negative.code: patience,pat,patty
  patricia,tricia,pat,patsy,patty,patti
  patrick,pate,peter,pat,patsy,paddy
  patsy,patty
  patty,patricia
  paul,polly
  paula,polly,lina
  paulina,polly,lina
  pauline,polly
  peggy,peg
  pelegrine,perry
  penelope,penny
  percival,percy
  