aa bbaa bbaa bbaa bbaa   
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa   bbaa    
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa      bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa      bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa      bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa      bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa      bbaa      
bbaa bbaa bbaa bbaa      
bbaa bbaa bbaa bbaa      
bb                       