6 letter words:
shelfs12,
5 letter words:
flesh11,
shelf11,
selfs8,
4 letter words:
fehs10,
elfs7,
fess7,
self7,
sesh7,
shes7,
less4,
sels4,
3 letter words:
feh9,
efs6,
ehs6,
elf6,
fes6,
hes6,
she6,
els3,
ess3,
les3,
sel3,
2 letter words:
ef5,
eh5,
fe5,
he5,
sh5,
el2,
es2,