niby[7], cipy[7], picy[7], nicy[6], nipy[6], piny[6], niwy[5], winy[5],
bin[5], ibn[5], cip[5], pic[5], cyi[5], cny[5], cyn[5], cni[4], nic[4], nip[4], pin[4], pni[4], wic[4], piw[4], yin[4], iwy[4], niw[3], win[3],
by[5], bi[4], ci[3], pi[3], ny[3], wy[3], in[2], ni[2], iw[2],