5 letter words:
crost7,
torcs7,
4 letter words:
cors6,
cost6,
cots6,
orcs6,
rocs6,
scot6,
tocs6,
torc6,
orts4,
rost4,
rots4,
sort4,
tors4,
3 letter words:
cor5,
cos5,
cot5,
orc5,
roc5,
soc5,
toc5,
ors3,
ort3,
rot3,
sot3,
tor3,
2 letter words:
or2,
os2,
so2,
st2,
to2,