  "that's":  [{"F": "that"},
              {"F": "'s"}],
  
  "thats":  [{"F": "that"},
              {"F": "'s"}],
  
  
  "there'd": [{"F": "there"},
              {"F": "'d", "L": "would", "pos": "MD"}],
  
 
</s> remove             {"F": "'s"}],
 </s> add             {"F": "s"}], </s> remove             {"F": "'s"}],
 </s> add             {"F": "s"}], </s> remove             {"F": "will"}],
 </s> add             {"F": "'ll", "L": "will"}], </s> remove             {"F": "'d", "L": "would", "pos": "MD"}],
 </s> add             {"F": "d", "L": "would", "pos": "MD"}], </s> remove             {"F": "'d", "L": "would", "pos": "MD"}],
 </s> add             {"F": "d", "L": "would", "pos": "MD"}],
            {"F": "s", "L": "'s"}],
  "that's":  [{"F": "that"},
              {"F": "'s"}],
  
  "thats":  [{"F": "that"},
            {"F": "s", "L": "'s"}],
  
  
  "there'd": [{"F": "there"},
              {"F": "'d", "L": "would", "pos": "MD"}],
  
keep keep keep keep replace keep keep keep keep keep
 * Fix ... tokenization, and correct orth inconsistencies in specials.json 
lang_data/en/specials.json