Fast way to remove duplicates from a query on SQL SERVER

Fast way to remove duplicates from a query on SQL SERVER , when distinct doesnt cut it!

SELECT nome, 
       numero, 
       data, 
       texto 
FROM   (SELECT Row_number() 
                 OVER( 
                   partition BY r.registro 
                   ORDER BY r.registro)       corr, 
               NOME, 
               NUMERO, 
               DATA, 
               texto 
        FROM   registro r) AS dados 
WHERE  corr = 1 

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