dona[5], soda[5], odds[5], dons[5], dads[4], sand[4],
don[4], dos[4], ods[4], sod[4], ons[4], dad[3], dan[3], das[3], ans[3],
do[3], od[3], on[3], os[3], so[3], ad[2], da[2], an[2], na[2], as[2],
