4 letter words:
zoic15,
cowk13,
wick13,
wock13,
kiwi11,
cook10,
woof10,
coif9,
coof9,
fico9,
foci9,
3 letter words:
fiz15,
wiz15,
coz14,
zoo12,
kif10,
kow10,
wok10,
ick9,
wof9,
cow8,
koi7,
oik7,
iwi6,
oof6,
woo6,
coo5,
2 letter words:
zo11,
ki6,
ko6,
if5,
of5,
ow5,
wo5,
io2,
oi2,
oo2,