bigi[8], bici[7], wigi[6], wici[5],
big[7], gib[7], ghi[7], bid[6], gid[6], chi[6], ich[6], wig[5], hiw[5], wic[4], diw[4], wid[4], wii[3],
bi[4], hi[4], ci[3], id[3], ii[2], iw[2],
