4 letter words:
frow10,
fort7,
four7,
rowt7,
tofu7,
trow7,
turf7,
wort7,
rout4,
tour4,
3 letter words:
wof9,
for6,
fou6,
fro6,
fur6,
oft6,
orf6,
owt6,
row6,
tow6,
two6,
ufo6,
wot6,
ort3,
our3,
out3,
rot3,
rut3,
tor3,
utu3,
2 letter words:
of5,
ow5,
wo5,
or2,
ou2,
to2,
ur2,
ut2,