sse
ssf
ssg
ssh
ssi
ssj
ssk
ssl
ssm
ssn
sso
ssp
ssq
ssr
sss
sst
ssu
ssv
ssw
ssx
ssy
ssz
sta
stb
std
ste
stf
stg
sth
sti
stj
stk
stl
stm
stn
sto
stp
stq
str
sts
stt
stu
stv
stw
sty
sua
sub
suc
sue
sug
ISO 639-3