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Tengah Type
And it was nearly always "RAF Stations", or American "Air bases". However RAF Marham was frequently termed "Mar-ham Air Base" in a mock American accent.
Almost certainly from the well-known (at the time) Peter Sellers parody of US travelogues "Bal-ham, Gateway to the South", likewise done in a ludicrous US accent.
Balham, Gateway to the South - Wikipedia