7 letter words:
cogging12,
5 letter words:
coign8,
incog8,
going7,
oggin7,
4 letter words:
cion6,
coin6,
coni6,
ging6,
gong6,
icon6,
nogg6,
ingo5,
3 letter words:
cig6,
cog6,
con5,
gig5,
igg5,
gin4,
gio4,
gon4,
nog4,
ion3,
2 letter words:
gi3,
go3,
in2,
io2,
no2,
oi2,
on2,
