     
     
  
     

  
       
      
      
   21   
2009  11  


 
       
       
       
       
       
      
   Different students that are willing to have a 
   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
   insert into 
 
 
    1110
    667
    47
    3
   22925
   1
   1048
 

 
 
 
 
 
