ibis[6], psin[5], spin[5], wpis[5], insi[4], sini[4], iwin[4], wini[4], siwi[4], wisi[4],
bin[5], ibn[5], bis[5], nip[4], pin[4], pni[4], psi[4], piw[4], wii[3], niw[3], win[3], siw[3], wis[3], wsi[3],
bi[4], pi[3], ii[2], in[2], ni[2], si[2], iw[2],