film[10], firm[9], flur[8], muli[7], birr[6], murr[6],
bim[7], bum[7], ulm[6], ruf[6], mir[5], brr[5], mur[5], rum[5], irr[3],
bi[4], im[4], mi[4], um[4], ul[3], ui[2], ur[2],
