luby[10], puby[10], lupy[9], bluz[9], buzy[9], luzy[8], zupy[8],
bul[8], lub[8], pub[8], lup[7], pul[7], buz[7], bzu[7], pyl[6], luz[6], zup[6], bzy[6], pyz[5],
bu[6], lu[5], ul[5], by[5],
