6 letter words:
zeroes15,
5 letter words:
zeros14,
erose5,
4 letter words:
zees13,
zero13,
eros4,
ores4,
rees4,
roes4,
rose4,
seer4,
sere4,
sore4,
3 letter words:
zee12,
ere3,
ers3,
oes3,
ore3,
ors3,
ose3,
ree3,
res3,
roe3,
see3,
ser3,
2 letter words:
er2,
es2,
oe2,
or2,
os2,
re2,
so2,