"Head of Special Branch, Metropolitan Police" . "security police" . "Security Branch" . "British intelligence" . . . "Special Branch" . "British Special Branch" . . "police special branch" . "used throughout the British Commonwealth" . . . . . "Special Branch" . "Metropolitan Police Special Branch" . . . . "special branch" . . "Special Irish Branch" . "Royal Hong Kong Police Force's Special Branch" . . "Commander (Special Branch), Metropolitan Police" . "Special Branch (SO12)" . "South African Security Police" . "Special Branches" . . "Special branch" . "South African Security Branch" . "Rhodesia Special Branch" . "Security and Intelligence Branch" . . . "Police Special Branch" . "Security Police" . "New Zealand Police Force Special Branch" . "Special Branch#Bahamas" .