anchor.diff:  32, "Anchoring character in unsupported position" 
   33, "Combination of proximity/adjacency and masking characters not supported" 
   34, "Combination of proximity/adjacency and anchoring characters not supported" 
  -35, "Terms only exclusion stopwords" 
  +35, "Term contains only stopwords" 
   36, "Term in invalid format for index or relation" 
   37, "Unsupported boolean operator" 
   38, "Too many boolean operators in query" 
  
positive.code: "$Id: srw.csv,v 1.2 2005-04-22 15:14:24 adam Exp $"
  1, "Permanent system error" 
  2, "System temporarily unavailable" 
  3, "Authentication error" 
  
negative.code: 57, "Result set created but no records available" 
  58, "Result set created with unpredictable partial results available" 
  59, "Result set created with valid partial results available" 
  60, "Result set not created: too many maching records" 
  61, "First record position out of range" 
  62, "Negative number of records requested" 
  63, "System error in retrieving records" 
  