Complete remove/uninstall sql server 2014 by command

Hi All,

I want to uninstall/remove sql server 2014 completely. I tried the below command for this but some of the below sql component did not uninstall perperly.

Microsoft SQL Server 2014(64-bit)
Microsoft SQL Server 2014 RS Add-in for SharePoint
Microsoft SQL Server 2014 Setup(English)

Command:

ExeFullPath>Setup.exe /Action=Uninstall /FEATURES=SQL,AS,RS,IS,Tools /INSTANCENAME=MSSQLSERVER /QUIET

Someone please help me to modify the above command to uninstall above three component as well.

Thanks UK