5 letter words:
gecko12,
gopik12,
pokie11,
cogie8,
4 letter words:
peck12,
pick12,
pock12,
geck11,
coke10,
kepi10,
kipe10,
pike10,
poke10,
cope8,
epic8,
pice8,
3 letter words:
ick9,
kep9,
kip9,
kop9,
keg8,
cep7,
cop7,
eik7,
koi7,
oik7,
oke7,
pec7,
pic7,
cig6,
cog6,
gip6,
peg6,
pig6,
eco5,
ice5,
ope5,
pie5,
poi5,
ego4,
geo4,
gie4,
gio4,
goe4,
2 letter words:
ki6,
ko6,
op4,
pe4,
pi4,
po4,
gi3,
go3,
io2,
oe2,
oi2,