5 letter words:
olios5,
silos5,
soils5,
solos5,
sools5,
4 letter words:
isos4,
loos4,
loss4,
oils4,
olio4,
silo4,
soil4,
soli4,
solo4,
sols4,
sool4,
3 letter words:
ios3,
iso3,
lis3,
loo3,
los3,
oil3,
oos3,
sis3,
sol3,
sos3,
2 letter words:
io2,
is2,
li2,
lo2,
oi2,
oo2,
os2,
si2,
so2,