4 letter words:
dowf11,
kufi11,
woof10,
dook9,
douk9,
kudo9,
fido8,
foid8,
food8,
foud8,
wood8,
3 letter words:
kif10,
kow10,
wok10,
wof9,
kid8,
dif7,
dof7,
dow7,
fid7,
fud7,
koi7,
oik7,
ouk7,
wud7,
fou6,
oof6,
ufo6,
woo6,
doo4,
dui4,
duo4,
oud4,
udo4,
2 letter words:
ki6,
ko6,
if5,
of5,
ow5,
wo5,
di3,
do3,
id3,
od3,
io2,
oi2,
oo2,
ou2,