5 letter words:
opter7,
repot7,
toper7,
trope7,
4 letter words:
pert6,
poet6,
pore6,
port6,
pote6,
repo6,
rope6,
tope6,
trop6,
rote4,
tore4,
3 letter words:
ope5,
opt5,
per5,
pet5,
pot5,
pre5,
pro5,
rep5,
top5,
ore3,
ort3,
reo3,
ret3,
roe3,
rot3,
toe3,
tor3,
2 letter words:
op4,
pe4,
po4,
er2,
et2,
oe2,
or2,
re2,
te2,
to2,
