bibo[8], boni[6], niob[6], bioz[6], bizo[6], bozi[6], izbo[6], niwo[4], nowi[4], wino[4], woni[4], znoi[4], wizo[4], wozi[4],
bib[7], bob[7], bin[5], ibn[5], boi[5], obi[5], bon[5], biz[5], izb[5], ino[3], oni[3], niw[3], win[3], iwo[3], owi[3], wio[3], won[3], zin[3], zon[3], wiz[3],
bi[4], bo[4], in[2], ni[2], no[2], on[2], iw[2], oz[2],
