5 letter words:
coops9,
scoop9,
goops8,
pogos8,
scoog8,
4 letter words:
coop8,
cops8,
poco8,
scop8,
cogs7,
goop7,
pogo7,
scog7,
coos6,
oops6,
poos6,
soop6,
goos5,
3 letter words:
cop7,
cog6,
coo5,
cos5,
oop5,
ops5,
poo5,
pos5,
soc5,
sop5,
goo4,
gos4,
sog4,
oos3,
2 letter words:
op4,
po4,
go3,
oo2,
os2,
so2,