bibo[8], bigo[8], bogi[8], pigw[7], cipo[6], pico[6], poci[6], piwo[5], wpoi[5],
bib[7], big[7], gib[7], bob[7], cob[6], boi[5], obi[5], goi[5], ogi[5], cip[5], pic[5], wig[5], poi[4], wic[4], piw[4], iwo[3], owi[3], wio[3],
bi[4], bo[4], go[4], ci[3], co[3], pi[3], op[3], po[3], iw[2],
