Double Consonants
NR
nruas/nruag(gong)
credit: http://www.mathcs.duq.edu/~iben/gong.gif
CH
DH
DL
HL
HM
HN
KH
ML
NC
NK
NP
NQ
NR
NT
NY
PH
PL
QH
RH
TH
TS
TX
XY
