muck[12], duck[10], ruck[10], kund[7], krud[7], mund[6], drum[6], rund[4],
duc[6], unk[6], kur[6], mud[5], mur[5], rum[5], dun[3], und[3], dur[3], nur[3], run[3],
um[4], du[2], ud[2], nu[2], ur[2],
