-ene -one dddd ddre dedd dede dedo deed deen deer dehn dene denn deno deon deor der- dere dern dero derr dex- dexe dhed dhee dher dhod dhor dhrn dner do-x dod- dodd dode dodo doen doer dohr dond done donn dono donr dood doon door dord dore dorn doro dorr dred dree dreh dren drnh drno drod droh dron dxdr dxed dxnd dxrd dxre dxrr dxrx dxxr dxxx edde eddo ede- edeh eden eder edex edno edod edon edrn eede eeee eend eero ehdd eheh ehen eher ehre end- ende endh endo ened enee eneo ener enne eno- enoe enon eode eone eore er-x erde ered eren erer erne erno erod eroe eron eroo erre erro exed exen exer exh- exo- exod exon exor exrx hdod hedd hede hedo heed heer hehe hehn heho hend hene henh henn heno heor herd here hern hero herr hex- hexe hhex hhhh hndd hode hodh hodr hoed hoen hoer hohe hohn hoho hond hone hono hood hooe hoon hoor hoox hord hore horn horo horr hrdn hree hrod hron ndde nddo nder ndor ndre nedd nede nedo need neen neer nehe nend nene nenh neno neo- neod neon neoo neox nerd nere nero nerr nexe nexo nexx nhnn nhon nnnn node nodo noed noer nohn noho non- none nonn nono nonx noo- noon nooo noor nor- nord nore norn noro norr nren nron nrrd nxdn o-eo oddd oded oden odeo oder odex odoh odon odoo odor oedn oedo oen- oeno oere ohed ohee ohen oher ohho ohne ohno ohoh ohre ohrn onde ondo one- oned onee oneh oneo oner onex onne onno onod onon onor ooer ooho oone oooh oooo oord oore orde ordn ordo ore- ored oreh oren oreo orer orex orhe orne orno oro- oroe oron oror orro oxen oxer oxo- oxon oxox oxxo rder redd rede redh redo redr redx reed reen rehe rehn rend rene renn reno reod rerd rere rero rexx rhee rhen rheo rhex rhod rhoh rhon rnod rodd rode rodo roed roen roer rohe rohn rohr rond rone rono rood roon roor roox rore roro roxo rred rrrr x-ed xeer xen- xene xenn xeno xeon xer- xero xexe xnee xorn xoro xoxo xrod xxxo xxxx