4 letter words:
yuzu16,
zulu13,
pily9,
puly9,
ruly7,
pirl6,
puir6,
puli6,
pulu6,
puri6,
purl6,
3 letter words:
zip14,
luz12,
riz12,
ply8,
pry8,
puy8,
yip8,
yup8,
lip5,
pir5,
piu5,
plu5,
pul5,
pur5,
rip5,
urp5,
lur3,
ulu3,
2 letter words:
yu5,
pi4,
up4,
li2,
ur2,