-ene eeee eent eete eevn eext en-v enee ener enne ent- ente entr er-x eren erer eret erev erne erre erve etee eten eter etne etnr etre ette ettn even ever evet evex evre exen exer exrx exte extr n-tv neen neer neet neev nene nent nere nerr nert nerv net- nete nett netv neve nexe next nexx nnnn nntn nnvt nren nter nttr nttv nvtv nxtv reen reet reev rene renn rent rere rert rete retr rett reve rexx rnnt rrrr rtee rtex rtve rver rxvt teen teer teet teev tene tenn tent ter- tere tern terr tete tetr tett tetx text tre- tree tren tret trev trex trte trtr tten tter tttt tver tvrr tvtv txen txtr veen veer veet ven- vene venn vent ver- vere vern vert vete vetr veve vext vexx vret vrnn vrtx vt-x vten vver vvvv xeer xen- xene xenn xer- xert xexe xnee xnet xxxv xxxx