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            Lines 211-218
          sub _search {
      
      
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          | 211 | 
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          211 | 
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          | 212 | 
              if ($self->{'thesaurus'}) { | 
          212 | 
              if ($self->{'thesaurus'}) { | 
        
        
          | 213 | 
                  if ($ind2 eq '0') { | 
          213 | 
                  if ($ind2 eq '0') { | 
        
          
            
              | 214 | 
                         $subject_heading_thesaurus = 'a';  | 
              214 | 
                          $subject_heading_thesaurus = 'a';  | 
            
            
              | 215 | 
              	    } elsif ($ind2 eq '1') { | 
              215 | 
                      } elsif ($ind2 eq '1') { | 
            
        
          | 216 | 
                      $subject_heading_thesaurus = 'b';  | 
          216 | 
                      $subject_heading_thesaurus = 'b';  | 
        
        
          | 217 | 
                  } elsif ($ind2 eq '2') { | 
          217 | 
                  } elsif ($ind2 eq '2') { | 
        
        
          | 218 | 
                      $subject_heading_thesaurus = 'c';  | 
          218 | 
                      $subject_heading_thesaurus = 'c';  | 
        
            
              | 219 | 
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