7 letter words:
bebeeru11,
5 letter words:
rebbe9,
4 letter words:
buhr9,
hebe9,
herb9,
burb8,
here7,
huer7,
beer6,
bere6,
bree6,
rube6,
3 letter words:
hub8,
bub7,
ebb7,
her6,
hue6,
reh6,
bee5,
bru5,
bur5,
reb5,
rub5,
urb5,
ere3,
ree3,
rue3,
ure3,
2 letter words:
eh5,
he5,
uh5,
be4,
ee2,
er2,
re2,
ur2,