scrub[10],
biur[8], bisu[8], brus[8], burs[8], ciur[7], cisu[7], suci[7], birr[6], rusi[6],
buc[8], bru[7], bur[7], bus[7], cru[6], brr[5], bis[5], rui[5], rur[5], siu[5], rus[5], sur[5], cis[4], sic[4], sir[3],
bu[6], bi[4], su[4], ci[3], si[2],
