pond[6], spod[6], opon[5], pono[5], sond[5], sodo[5], snop[5], opos[5], ospo[5], down[5], wodo[5], nowo[4], sowo[4],
pod[5], dno[4], don[4], odo[4], osp[4], ono[3], nos[3], son[3], oso[3], won[3], owo[3],
do[3], od[3], op[3], po[3], no[2], on[2], os[2],