gcr
gct
gda
gdb
gdc
gdd
gde
gdf
gdg
gdh
gdi
gdj
gdk
gdl
gdm
gdn
gdo
gdq
gdr
gds
gdt
gdu
gdx
gea
geb
gec
ged
gef
geg
geh
gei
gej
gek
gel
geq
ges
gev
gew
gex
gey
gez
gfk
gft
gga
ggb
ggd
gge
ggg
ggk
ggl
ISO 639-3