5 letter words:
fidos9,
foids9,
4 letter words:
foys10,
difs8,
doys8,
fido8,
fids8,
foid8,
yids8,
yods8,
3 letter words:
foy9,
dif7,
dof7,
doy7,
fid7,
yid7,
yod7,
ifs6,
oys6,
sif6,
soy6,
yos6,
dis4,
dos4,
dso4,
ids4,
ods4,
sod4,
ios3,
iso3,
2 letter words:
fy8,
if5,
of5,
oy5,
yo5,
di3,
do3,
id3,
od3,
io2,
is2,
oi2,
os2,
si2,
so2,