anchor.diff:    'SPECTRUM',
     'TENCENT',
     'TRYON',
  +  'UNITY',
     'USSF',
     'UX3D',
     'VRMC',
  +  'VSEKAI',
     'WEB3D'
   };
  
positive.code:   'CITRUS',
    'CLO',
    'CVTOOLS',
    'EMBARK',
    'EPIC',
    'F8',
    'FB',
    'FOXIT',
    'GOOGLE',
    'GRIFFEL',
    'INTEL',
    'KDAB',
    'LLQ',
  
negative.code:   'MTTR',
    'MX',
    'NEEDLE',
    'NTAR',
    'NV',
    'OFT',
    'OMI',
  