bohr[8], chor[7], ochr[7], hord[7],
cob[6], bod[6], hoc[6], och[6], cod[5], doc[5], bor[5], rob[5], hor[5], rho[5], odr[4], ord[4], rod[4],
bo[4], ho[4], oh[4], co[3], do[3], od[3], or[2], ro[2],
