dddd ddot ddpo ddre dedd dede dedo deed deep deer deet deop deor depe depo depp depr dept der- dere dero derp derr dete deto detr dex- dexe dext do-x dod- dodd dode dodo doer dood doop door doot dope dopo dopp dopr dopt dord dore doro dorp dorr dort dotd dote doto dott dpdt dper dppx dred dree dret drod drop drot dtdp dted dtor dtot dtox dttp dttx dtxt dxdr dxed dxep dxrd dxre dxrp dxrr dxrt dxrx dxxr dxxx edde eddo eddp ede- eder edex edod eede eeee eero eete eext eode eore eotd eoto epee eper epod epor epot epox eppo eppp epro eprp epte epxp er-x erde ered erer eret erod eroe eroo erpe erre erro etee eter etoe etox etre etro ette etto exed exer exo- exod exor expo expr expt exrx exte extr o-eo oddd oded odeo oder odet odex odoo odop odor odot odrp oedo oere ooer oooo oord oore oort ootp oped opep oper opet opex opo- opor oppo opto orde ordo ore- ored oreo orer orex oro- oroe oror orot orpe orro orte orto oted otee otep oter oto- otoe otoo otor otpp otre otro otte otto oxep oxer oxo- oxox oxxo pdpr ped- pede pedo peed peep peer peet peor pepd pepe pepo per- perd pere pero perp perr pert pete peto petr pett pod- podd pode podo poed poer poet pood poop poor poot pop- pope popo popp popt pore poro porr port potd pote poto pott pper ppod pppd pppo pppp pptt pre- pred pree prep pret prex pro- prod proe proo prop prot prox prpd prrd prtp prtr pter ptop ptox ptpd ptrd rder redd rede redo redr redx reed reep reet reod reop reot repe repo repp repr rept rerd rere rero rert retd rete reto retr rett rexx rodd rode rodo roed roer roet rood roop roor root roox rope ropo rore roro rort rote roto rotr rott roxo rpdp rpet rpoe rptd rred rrrr rtdt rtee rtex rttp tdor tedd tede tedx teed teer teet teor tepe tepp ter- tere tero terp terr tete teto tetr tett tetx text todd tode todo todt toed toee toer toet tood toor toot top- topd tope topo topp topt tord tore toro torp torr tort torx totd tote toto totr tott tox- toxo toxt tped tper tppd tppp tppr tpte tptp tptr tre- tred tree treo tret trex trod troe troo trop trot trox trpe trpp trte trtr tteo tter ttoe ttop tttt txtr x-ed xeer xer- xero xert xexe xoro xorp xote xoxo xper xpot xpto xrep xrod xtep xtro xxxo xxxx