bib[7], bin[5], ibn[5], bis[5], biz[5], izb[5], cni[4], nic[4], cis[4], sic[4], wic[4], czi[4], niw[3], win[3], siw[3], wis[3], wsi[3], zin[3], zis[3], wiz[3],
bi[4], ci[3], in[2], ni[2], si[2], iw[2],
