4 letter words:
pyic11,
wice9,
wipe9,
yipe9,
epic8,
pice8,
puce8,
3 letter words:
wey9,
wye9,
yew9,
icy8,
pew8,
puy8,
pye8,
yep8,
yip8,
yup8,
cep7,
cup7,
pec7,
pic7,
iwi6,
uey6,
cue5,
ecu5,
ice5,
pie5,
piu5,
2 letter words:
we5,
ye5,
yu5,
pe4,
pi4,
up4,