Sccm 2012,Result of query is repeating.

Question

SELECT   
row_number() over (Order by v_GS_OPERATING_SYSTEM.Caption0) As [S.N],
dbo.v_R_System.Name0, dbo.v_GS_OPERATING_SYSTEM.Caption0 AS [Operating System],
                       dbo.v_GS_OPERATING_SYSTEM.CSDVersion0 AS [OS Service Pack], arp.DisplayName0,
                        arp.Version0, 
Dev.[sitecode] as sitename
 FROM         dbo.v_Add_Remove_Programs AS arp INNER JOIN
                       dbo.v_R_System ON arp.ResourceID = dbo.v_R_System.ResourceID INNER JOIN
                       dbo.v_RA_System_SMSInstalledSites AS ASSG ON dbo.v_R_System.ResourceID = ASSG.ResourceID INNER JOIN
                       dbo.v_GS_OPERATING_SYSTEM ON dbo.v_R_System.ResourceID = dbo.v_GS_OPERATING_SYSTEM.ResourceID,
[dbo].[v_ClientMachines] Dev
 WHERE     (arp.DisplayName0 LIKE '%Microsoft Office%edition%' OR
                       arp.DisplayName0 LIKE '%Microsoft Office Standard 2007%' OR
                       arp.DisplayName0 LIKE '%Microsoft Office Enterprise 2007%' OR
                       arp.DisplayName0 LIKE '%Microsoft Office Professional%2007%' OR
                       arp.DisplayName0 LIKE '%Microsoft Office Standard 2010%' OR
                       arp.DisplayName0 LIKE '%Microsoft Office Enterprise 2010%' OR
                       arp.DisplayName0 LIKE '%Microsoft Office Professional%2010%' OR
                       arp.DisplayName0 LIKE 'Microsoft Office 2000%' OR
                       arp.DisplayName0 LIKE '%Microsoft Office Standard 2013%' OR
         arp.DisplayName0 LIKE '%Microsoft Office Professional 2013%' OR
       arp.DisplayName0 LIKE '%Microsoft Office Enterprise 2013%' OR
                       arp.DisplayName0 LIKE 'Microsoft Office XP%') AND (arp.DisplayName0 NOT LIKE '%update%') AND
                       (arp.DisplayName0 NOT LIKE '%Microsoft Office XP Web Components') AND (dbo.v_R_System.Operating_System_Name_and0 NOT LIKE '%server%')
AND
                      (arp.InstallDate0 NOT LIKE 'NULL')AND  dbo.v_R_System.Name0 like 'SYstem Name%'
 ORDER BY dbo.v_GS_OPERATING_SYSTEM.Caption0, arp.DisplayName0, arp.Version0
, Dev.sitecode
Issue-> Out put value is repeating.

Answer 1

Query Result--
S/No   Name         O/S
                       O/S Service Pack      Display Name       Version    Site Code                   
1    DDSTCCC123   Microsoft Windows 7 Prof    Service Pack 1     Oracle Data Provider   10.1.030    DDS
2    DDSTCCC123   Microsoft Windows 7 Prof    Service Pack 1     Oracle Data Provider   10.1.030    DDS
3    DDSTCCC123   Microsoft Windows 7 Prof    Service Pack 1     Oracle Data Provider   10.1.030    DDS
4    DDSTCCC123   Microsoft Windows 7 Prof    Service Pack 1     Oracle Data Provider   10.1.030    DDS
Each entry is repeating so many times after using DISTINCT.