5 letter words:
bloop9,
orlop7,
robot7,
troop7,
4 letter words:
blot6,
bolo6,
bolt6,
boor6,
boot6,
bort6,
broo6,
lobo6,
loop6,
obol6,
plot6,
polo6,
pool6,
poor6,
port6,
topo6,
trop6,
loot4,
root4,
rotl4,
roto4,
tool4,
toro4,
3 letter words:
bop7,
boo5,
bot5,
bro5,
lob5,
lop5,
opt5,
orb5,
pol5,
poo5,
pot5,
pro5,
rob5,
top5,
loo3,
lot3,
oot3,
ort3,
rot3,
too3,
tor3,
2 letter words:
bo4,
op4,
lo2,
or2,
to2,