ususie[10],
ureus[9], ursus[9], rusie[7], susie[7], sersu[7],
usus[8], ruse[6], sure[6], rusi[6], susi[6], sire[4], ssie[4], sers[4],
rui[5], esu[5], siu[5], rus[5], sur[5], sus[5], rei[3], eis[3], sie[3], ser[3], sir[3],
uu[6], su[4], er[2], re[2], es[2], se[2], si[2],
