7 letter words:
burrhel12,
burrell9,
6 letter words:
burhel11,
huller9,
hurler9,
buller8,
burler8,
burrel8,
5 letter words:
uhuru8,
bluer7,
brule7,
rubel7,
ruble7,
urubu7,
lurer5,
ruler5,
4 letter words:
bhel9,
buhl9,
buhr9,
herb9,
hell7,
herl7,
huer7,
hule7,
hull7,
hurl7,
lehr7,
bell6,
blue6,
blur6,
brer6,
bull6,
burl6,
burr6,
lube6,
rube6,
lulu4,
lure4,
ruer4,
rule4,
ruru4,
3 letter words:
hub8,
her6,
hue6,
reh6,
bel5,
brr5,
bru5,
bur5,
reb5,
rub5,
urb5,
ell3,
err3,
leu3,
lur3,
rue3,
ule3,
ulu3,
ure3,
2 letter words:
eh5,
he5,
uh5,
be4,
el2,
er2,
re2,
ur2,