bibki[10], bibko[10], bobik[10], bobki[10], kobii[8],
bibo[8], boki[7],
bib[7], bob[7], bok[6], boi[5], obi[5], kii[4], kio[4], koi[4],
bi[4], bo[4], ki[3], ko[3], ok[3], ii[2],
