bido[7], bimo[7], biom[7], imid[6], midi[6], idom[6], modi[6],
bid[6], bim[6], bod[6], bom[6], mob[6], dim[5], boi[5], obi[5], dom[5], mod[5], odm[5], doi[4], ido[4], moi[4],
bi[4], bo[4], id[3], im[3], mi[3], do[3], od[3], om[3], ii[2],
