cug[8], gul[8], ulg[8], gum[8], cum[7], muc[7], lum[7], mul[7], gnu[7], gur[7], rug[7], lnu[6], lun[6], nul[6], mun[6], cru[6], lur[6], mru[6], mur[6], rum[6], nur[5], run[5], urn[5],
gu[6], lu[5], ul[5], mu[5], nu[4],
