chen[7], chin[7], nich[7], cher[7], herc[7], irch[7], hien[6], henn[6], henr[6], ceni[5], enci[5], ince[5], nice[5], inne[4],
che[6], ech[6], hec[6], chi[6], ich[6], hen[5], her[5], cie[4], cen[4], cne[4], cni[4], nic[4], cer[4], nie[3], rei[3], ner[3], ren[3], inr[3],
eh[4], he[4], hi[4], ce[3], ci[3], en[2], in[2], ni[2], er[2], re[2],