Ngo Dinh Diem's P.R. people coined this term for the band of guerillas that fought South Vietnam
[DOC] [TLE] Ngo Dinh Diem - Wikipedia [PAR] Ng nh Dim (Vietnamese pronunciation: [o n jim]; About this sound 
listen; About this sound listen (helpinfo) (3 January 1901  2 November 1963) 
was a South Vietnamese politician.