5 letter words:
furca10,
copra9,
croup9,
raupo7,
4 letter words:
cowp11,
frow10,
cauf9,
corf9,
craw9,
crow9,
curf9,
frap9,
pouf9,
prof9,
prow9,
warp9,
wrap9,
capo8,
carp8,
caup8,
coup8,
crap8,
crop8,
paco8,
afro7,
arow7,
faro7,
faur7,
fora7,
four7,
frau7,
waur7,
arco6,
cour6,
orca6,
oupa6,
pour6,
prao6,
prau6,
proa6,
roup6,
urao4,
3 letter words:
faw9,
wof9,
caw8,
cow8,
fap8,
fop8,
paw8,
pow8,
wap8,
wop8,
cap7,
cop7,
cup7,
pac7,
arf6,
auf6,
far6,
for6,
fou6,
fra6,
fro6,
fur6,
oaf6,
orf6,
raw6,
row6,
ufo6,
war6,
apo5,
arc5,
car5,
cor5,
cru5,
cur5,
oca5,
orc5,
oup5,
par5,
poa5,
pro5,
pur5,
rap5,
roc5,
ruc5,
upo5,
urp5,
oar3,
ora3,
our3,
2 letter words:
aw5,
fa5,
of5,
ow5,
wo5,
op4,
pa4,
po4,
up4,
ar2,
or2,
ou2,
ur2,