5 letter words:
apsis7,
aspis7,
pisos7,
psoai7,
psoas7,
soaps7,
oasis5,
ossia5,
4 letter words:
apos6,
asps6,
pass6,
pias6,
piso6,
piss6,
pois6,
psis6,
saps6,
sips6,
soap6,
sops6,
spas6,
ossa4,
3 letter words:
apo5,
asp5,
ops5,
pas5,
pia5,
pis5,
poi5,
psi5,
sap5,
sip5,
sop5,
spa5,
ais3,
ass3,
sis3,
sos3,
2 letter words:
op4,
pa4,
pi4,
ai2,
as2,
is2,
oi2,
os2,
si2,
so2,