6 letter words:
carfox18,
4 letter words:
coax13,
coxa13,
corf9,
afro7,
faro7,
fora7,
arco6,
orca6,
3 letter words:
fax13,
fox13,
cox12,
rax10,
arf6,
far6,
for6,
fra6,
fro6,
oaf6,
orf6,
arc5,
car5,
cor5,
oca5,
orc5,
roc5,
oar3,
ora3,
2 letter words:
ax9,
ox9,
fa5,
of5,
ar2,
or2,