4 letter words:
coax13,
coxa13,
card7,
coda7,
cord7,
arco6,
orca6,
orad5,
road5,
3 letter words:
cox12,
rax10,
cad6,
cod6,
doc6,
arc5,
car5,
cor5,
oca5,
orc5,
roc5,
ado4,
dor4,
oda4,
rad4,
rod4,
oar3,
ora3,
2 letter words:
ax9,
ox9,
ad3,
do3,
od3,
ar2,
or2,