ruck[8], gruz[8], knur[7], nucz[7], krzu[7], kurz[7],
cug[8], kuc[7], gnu[7], gur[7], rug[7], guz[7], kun[6], cru[6], kur[6], ucz[6], nur[5], run[5], urn[5],
gu[6], ku[5], nu[4],