5 letter words:
orcas7,
oscar7,
4 letter words:
arco6,
arcs6,
cars6,
cors6,
ocas6,
orca6,
orcs6,
rocs6,
scar6,
soca6,
oars4,
osar4,
soar4,
sora4,
3 letter words:
arc5,
car5,
cor5,
cos5,
oca5,
orc5,
roc5,
sac5,
soc5,
ars3,
oar3,
ora3,
ors3,
ras3,
sar3,
2 letter words:
ar2,
as2,
or2,
os2,
so2,