5 letter words:
praos7,
proas7,
sapor7,
4 letter words:
apos6,
pars6,
prao6,
proa6,
pros6,
raps6,
rasp6,
soap6,
spar6,
oars4,
osar4,
soar4,
sora4,
3 letter words:
apo5,
asp5,
ops5,
par5,
pas5,
pro5,
rap5,
sap5,
sop5,
spa5,
ars3,
oar3,
ora3,
ors3,
ras3,
2 letter words:
op4,
pa4,
ar2,
as2,
or2,
os2,
so2,