*	tm.	tll.	ttr.
c  k	g	ch	ngh
p	b	ph	mh
t	d	th	nh
g	( )	-	ng
b	f  v  u	-	m
d	dd	-	n
ll	l	-	-
m	f	(mh)	-
rh	r	-	-
n	-	(nh)	-