5 letter words:
cosie7,
4 letter words:
cigs7,
cogs7,
ices6,
sice6,
egis5,
egos5,
gies5,
goes5,
sego5,
3 letter words:
cig6,
cog6,
cis5,
cos5,
ice5,
sec5,
sic5,
ego4,
gie4,
gos4,
seg4,
oes3,
ose3,
sei3,
2 letter words:
go3,
es2,
is2,
oe2,
oi2,
os2,
si2,
so2,