6 letter words:
forces11,
fresco11,
5 letter words:
force10,
fores8,
froes8,
ceros7,
cores7,
corse7,
score7,
4 letter words:
corf9,
foes7,
fore7,
froe7,
refs7,
serf7,
cero6,
core6,
cors6,
orcs6,
recs6,
rocs6,
eros4,
ores4,
roes4,
rose4,
sore4,
3 letter words:
efs6,
fer6,
fes6,
foe6,
for6,
fro6,
ref6,
cor5,
cos5,
orc5,
rec5,
roc5,
sec5,
ers3,
oes3,
ore3,
ors3,
ose3,
res3,
roe3,
ser3,
2 letter words:
ef5,
fe5,
of5,
er2,
es2,
oe2,
or2,
os2,
re2,
so2,