5 letter words:
bigos8,
biogs8,
gobos8,
4 letter words:
bows9,
swob9,
swig8,
wigs8,
wogs8,
bigs7,
biog7,
bogs7,
gibs7,
gobo7,
gobs7,
woos7,
bios6,
bois6,
boos6,
obis6,
obos6,
gios5,
goos5,
3 letter words:
bow8,
wig7,
wog7,
big6,
bog6,
gib6,
gob6,
sow6,
wis6,
woo6,
wos6,
bio5,
bis5,
boi5,
boo5,
bos5,
obi5,
obo5,
obs5,
sib5,
sob5,
gio4,
gis4,
goo4,
gos4,
sog4,
ios3,
iso3,
oos3,
2 letter words:
ow5,
wo5,
bi4,
bo4,
ob4,
gi3,
go3,
io2,
is2,
oi2,
oo2,
os2,
si2,
so2,