chin[7], nich[7], irch[7], sich[7], wcir[5],
chi[6], ich[6], his[5], hiw[5], cni[4], nic[4], cis[4], sic[4], wic[4], inr[3], sir[3], niw[3], win[3], wir[3], siw[3], wis[3], wsi[3],
hi[4], ci[3], in[2], ni[2], si[2], iw[2],
