4 letter words:
beam8,
bema8,
mabe8,
numb8,
amen6,
bane6,
bean6,
beau6,
buna6,
mane6,
maun6,
mean6,
menu6,
nabe6,
name6,
nema6,
neum6,
unbe6,
3 letter words:
bam7,
bum7,
amu5,
ban5,
ben5,
bun5,
emu5,
mae5,
man5,
men5,
mun5,
nab5,
nam5,
neb5,
nub5,
ane3,
eau3,
nae3,
2 letter words:
ab4,
am4,
ba4,
be4,
em4,
ma4,
me4,
mu4,
um4,
ae2,
an2,
en2,
na2,
ne2,
nu2,
un2,