big[7], gib[7], bid[6], gid[6], bod[6], dog[6], boi[5], obi[5], goi[5], ogi[5], wig[5], doi[4], ido[4], diw[4], wid[4], iwo[3], owi[3], wio[3],
bi[4], bo[4], go[4], id[3], do[3], od[3], iw[2],
