kriss[8],
kirs[7], kris[7], skis[7], kurs[7], kuss[7], riss[4], sirs[4], russ[4],
jus[8], kir[6], ski[6], kur[6], sir[3], iss[3], rus[3], sur[3], urs[3],
si[2], ui[2], ur[2],