5 letter words:
fugio9,
grouf9,
guiro6,
4 letter words:
figo8,
frig8,
frog8,
frug8,
four7,
giro5,
gori5,
3 letter words:
fig7,
fog7,
fug7,
gif7,
fir6,
for6,
fou6,
fro6,
fur6,
orf6,
rif6,
ufo6,
gio4,
gor4,
gur4,
rig4,
rug4,
our3,
2 letter words:
if5,
of5,
gi3,
go3,
gu3,
ug3,
io2,
oi2,
or2,
ou2,
ur2,