bimy[8], mbir[7], bryi[7], rybi[7], brwi[6], miry[6], wiry[5],
bym[7], bim[6], bry[6], ryb[6], rym[5], mir[4], iwy[4], rwy[4], wyr[4], wir[3],
by[5], bi[4], my[4], im[3], mi[3], wy[3], iw[2],
