Practice teaching material learned here, character figure grid, can output the desired results, but it is always more output line, (multiple output.), please, help to see,

 def common (grid) : 
For y in range (len (grid [0])) : 
For x in the range (len (grid) - 1) : 
Print (grid [x] [y], end=' ') 
Print (grid [1] [y]) 
Print (grid [x] [y]) 

The grid=[['. ', '. ', '. ', '. ', '. ', '. '], 
[', 'o', 'o', '. ', '. ', '. '], 
[' o ', 'o', 'o', 'o', '. ', '. '], 
[' o ', 'o', 'o', 'o', 'o', '. '], 
[', 'o', 'o', 'o', 'o', 'o'], 
[' o ', 'o', 'o', 'o', 'o', '. '], 
[' o ', 'o', 'o', 'o', '. ', '. '], 
[', 'o', 'o', '. ', '. ', '. '], 
[', '. ', '. ', '. ', '. ', '. ']] 
Common (grid) 

Output the following results:

.. Oo, oo.. 
. Ooooooo. 
. Ooooooo. 
. Ooooo.. 
. Ooo... 
. o.... 
. # here multiple output line