4 letter words:
cowk13,
wick13,
wock13,
tick10,
tock10,
cito6,
coit6,
otic6,
3 letter words:
kow10,
wok10,
ick9,
cow8,
kit7,
koi7,
oik7,
owt6,
tow6,
two6,
wit6,
wot6,
cit5,
cot5,
tic5,
toc5,
2 letter words:
ki6,
ko6,
ow5,
wo5,
io2,
it2,
oi2,
ti2,
to2,