boich[10],
hobo[8], bido[7], choi[7], obco[7], dobo[7], codo[6], oboi[6], ooid[5],
bid[6], chi[6], ich[6], cob[6], bod[6], hoc[6], och[6], cod[5], doc[5], boi[5], obi[5], hoi[5], oho[5], doi[4], ido[4], odo[4],
bi[4], hi[4], bo[4], ho[4], oh[4], ci[3], id[3], co[3], do[3], od[3],
