gnu[7], pup[7], gur[7], rug[7], pun[6], gen[5], erg[5], nur[5], run[5], urn[5], nep[4], pen[4], per[4], rep[4], ner[3], ren[3],
gu[6], nu[4], pe[3], en[2], er[2], re[2],