beku[9], ubek[9], zbuk[9], keku[8], enbu[8], zebu[8], zeku[7], zenu[6],
buk[8], kub[8], kuk[7], bun[7], buz[7], bzu[7], bek[6], kun[6], kek[5], ben[5], bez[5], zek[4], zen[3],
bu[6], ku[5], be[4], nu[4], en[2], ez[2], ze[2],
