4 letter words:
math9,
moth9,
oath7,
ohia7,
thio7,
atom6,
moat6,
omit6,
iota4,
3 letter words:
ham8,
him8,
mho8,
ohm8,
ahi6,
hao6,
hat6,
hit6,
hot6,
tho6,
aim5,
ami5,
mat5,
moa5,
mot5,
tam5,
tom5,
ait3,
oat3,
tao3,
2 letter words:
hm7,
ah5,
ha5,
hi5,
ho5,
oh5,
am4,
ma4,
mi4,
mo4,
om4,
ai2,
at2,
it2,
oi2,
ta2,
ti2,
to2,