cug[8], gum[8], kuc[7], cum[7], muc[7], kum[7], gnu[7], gur[7], rug[7], kun[6], mun[6], cru[6], kur[6], mru[6], mur[6], rum[6], nur[5], run[5], urn[5], rur[5],
gu[6], ku[5], mu[5], nu[4],
