bohr[8], brio[6], broi[6], robi[6], brwi[6],
boi[5], obi[5], hoi[5], bor[5], rob[5], hor[5], rho[5], hiw[5], roi[3], iwo[3], owi[3], wio[3], wir[3], rwo[3],
bi[4], hi[4], bo[4], ho[4], oh[4], or[2], ro[2], iw[2],
