. "car bombing attacks" . . "with car bombs in London which injured over 200 people" . . . "planted four car bombs in London" . . "1973 London bombings" . . "car bombing" . "bombed the Old Bailey courthouse" . . . . "bombed the Old Bailey courthouse in the centre of London" . . . . "Old Bailey bomber" . . . "bombed the Old Bailey" . . "Old Bailey bombings" . . . "Old Bailey bombing" . "the IRA bombed London" . . "two of which went off" . "bombed the Old Bailey court house" . . "Old Bailey car bombing" . "1973 Old Bailey bombing" . . . . "exploded a car bomb" . . "previous IRA bombing at the Old Bailey" . . . . "1973 Old Bailey bombing" . . . .