5 letter words:
swobs10,
4 letter words:
bows9,
swob9,
sows7,
wiss7,
woos7,
bios6,
boos6,
boss6,
obis6,
sibs6,
sobs6,
3 letter words:
bow8,
sow6,
wis6,
woo6,
wos6,
bio5,
bis5,
boo5,
bos5,
obi5,
sib5,
sob5,
sis3,
sos3,
2 letter words:
ow5,
wo5,
bi4,
bo4,
is2,
oi2,
os2,
si2,
so2,