ckni[6], nick[6], kirk[6], nikt[6], trik[6],
kic[5], ikt[5], kit[5], tik[5], cni[4], nic[4], ink[4], kin[4], ikr[4], kir[4], nit[4], itr[4], tir[4], tri[4], inr[3],
ci[3], ki[3], in[2], ni[2],
