muff[12], suff[10], funs[7], rufs[7], surf[7], rums[6], runs[4],
uff[9], fun[6], ruf[6], mur[5], rum[5], mus[5], ums[5], nur[3], run[3], uns[3], rus[3], sur[3], urs[3],
um[4], nu[2], ur[2],
