5 letter words:
pooks11,
pouks11,
spook11,
4 letter words:
kops10,
pook10,
pouk10,
ouks8,
sook8,
souk8,
oops6,
opus6,
oups6,
poos6,
soop6,
soup6,
3 letter words:
kop9,
kos7,
ouk7,
suk7,
oop5,
ops5,
oup5,
poo5,
pos5,
pus5,
sop5,
sup5,
upo5,
ups5,
oos3,
ous3,
sou3,
2 letter words:
ko6,
op4,
po4,
up4,
oo2,
os2,
ou2,
so2,
us2,