4 letter words:
fehs10,
pehs9,
push9,
enuf7,
fens7,
feus7,
funs7,
fuse7,
hens7,
hues7,
huns7,
shun7,
pens6,
puns6,
spue6,
spun6,
supe6,
3 letter words:
feh9,
hep8,
hup8,
peh8,
efs6,
fen6,
fes6,
feu6,
fun6,
hen6,
hes6,
hue6,
hun6,
she6,
pen5,
pes5,
pun5,
pus5,
sup5,
ups5,
ens3,
nus3,
sen3,
sue3,
sun3,
uns3,
use3,
2 letter words:
ef5,
eh5,
fe5,
he5,
sh5,
uh5,
pe4,
up4,
en2,
es2,
ne2,
nu2,
un2,
us2,