—	c	ch	m	n	ng	nh	p	t
b	-	-	-	-	-	boong	-	-	-
c
ch
d
đ
g
gh
gi
h
k
kh
l
m
n
ng
ngh
nh
p
ph
q
qu
r
s	-	soóc	-	-	-	-	-	-	-
t
th
tr
v
x