4 letter words:
dook9,
kild9,
kilo8,
kolo8,
look8,
diol5,
dool5,
idol5,
lido5,
loid5,
olid5,
olio4,
3 letter words:
kid8,
ilk7,
koi7,
oik7,
dol4,
doo4,
lid4,
lod4,
old4,
loo3,
oil3,
2 letter words:
ki6,
ko6,
di3,
do3,
id3,
od3,
io2,
li2,
lo2,
oi2,
oo2,