4 letter words:
feod8,
ford8,
fore7,
froe7,
orfe7,
dero5,
doer5,
dore5,
redo5,
rode5,
roed5,
3 letter words:
def7,
dof7,
fed7,
erf6,
fer6,
foe6,
for6,
fro6,
orf6,
ref6,
doe4,
dor4,
ode4,
ord4,
red4,
rod4,
ore3,
reo3,
roe3,
2 letter words:
ef5,
fe5,
of5,
de3,
do3,
ed3,
od3,
er2,
oe2,
or2,
re2,