pcl
pcm
pcn
pcp
pcw
pda
pdc
pdi
pdn
pdo
pdt
pdu
pea
peb
ped
pee
pef
peg
peh
pei
pej
pek
pel
pem
peo
pep
peq
pes
pev
pex
pey
pez
pfa
pfe
pfl
pga
pgd
pgg
pgi
pgk
pgl
pgn
pgs
pgu
pgz
pha
phd
phg
phh
phk
ISO 639-3