5 letter words:
group8,
pargo8,
4 letter words:
gorp7,
prog7,
pour6,
prao6,
prau6,
proa6,
roup6,
gaur5,
guar5,
ruga5,
3 letter words:
gap6,
pug6,
apo5,
par5,
pro5,
pur5,
rap5,
upo5,
urp5,
ago4,
gar4,
goa4,
gor4,
rag4,
rug4,
oar3,
ora3,
our3,
2 letter words:
op4,
pa4,
up4,
ag3,
go3,
ar2,
or2,