bigi[8], jigi[8], giki[7], irgi[6], dirk[6],
big[7], gib[7], bij[7], jig[7], bid[6], gid[6], gik[6], kij[6], gir[5], igr[5], irg[5], kii[4], ikr[4], kir[4],
bi[4], id[3], ki[3], ii[2],
