4 letter words:
whio10,
boho9,
booh9,
boyo9,
hobo9,
3 letter words:
why12,
how9,
hoy9,
who9,
yow9,
boh8,
bow8,
boy8,
hob8,
yob8,
hoi6,
hoo6,
oho6,
ooh6,
woo6,
bio5,
boi5,
boo5,
obi5,
obo5,
2 letter words:
by7,
hi5,
ho5,
oh5,
ow5,
oy5,
wo5,
yo5,
bi4,
bo4,
ob4,
io2,
oi2,
oo2,