7 letter words:
hellbox19,
5 letter words:
hello8,
4 letter words:
bhel9,
hell7,
helo7,
hole7,
bell6,
bole6,
boll6,
lobe6,
3 letter words:
hex13,
hox13,
box12,
exo10,
lex10,
lox10,
boh8,
hob8,
hoe6,
bel5,
lob5,
obe5,
ell3,
ole3,
2 letter words:
ex9,
ox9,
eh5,
he5,
ho5,
oh5,
be4,
bo4,
ob4,
el2,
lo2,
oe2,