bido[7], choi[7], dhow[7], diwo[5], doiw[5], dwoi[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], hiw[5], doi[4], ido[4], wic[4], diw[4], wid[4], iwo[3], owi[3], wio[3],
bi[4], hi[4], bo[4], ho[4], oh[4], ci[3], id[3], co[3], do[3], od[3], iw[2],
