rusy[7], rysu[7], sury[7], susy[7], ruse[6], sure[6], rysy[6], sery[5], sers[4],
esu[5], rus[5], sur[5], sus[5], ery[4], esy[4], rys[4], ser[3],
su[4], er[2], re[2], es[2], se[2],
