gum[8], kum[7], gur[7], rug[7], tuk[7], tum[7], tut[7], guz[7], kur[6], mru[6], mur[6], rum[6], rut[6], tur[6], muz[6], tuz[6],
gu[6], ku[5], mu[5], tu[5], ut[5],