-er ddd dde ddl ddp ddr dds ddt de- ded dee del dep der des det dl- dld dle dll dlp dlr dls dlt dpd dpe dpl dpp dpr dps dpt drd dre drl drp drr drs drt dsd dse dsl dsp dsr dss dst dtd dte dtl dtp dtr dts dtt ed- edd ede edl edp edr eds edt eed eee eel eep eer ees eet eld ele ell elp elr els elt ep- epd epe epl epp epr eps ept erd ere erl erp err ers ert es- esd ese esl esp esr ess est etd ete etl etp etr ets ett l-p ldd lde ldl ldp ldr lds ldt led lee lel lep ler les let lld lle lll llp llr lls llt lpd lpe lpl lpp lpr lps lpt lrd lrp lrr lrs lrt lsd lse lsl lsp lsr lss lst ltd lte ltl ltp ltr lts ltt p-p pdd pde pdl pdp pdr pds pdt ped pee pel pep per pes pet pld ple pll plp plr pls plt ppd ppe ppl ppp ppr pps ppt prd pre prl prp prr prs prt ps- psd pse psl psp psr pss pst pt- ptd pte ptl ptp ptr pts ptt rdd rde rdl rdp rdr rds rdt re- red ree rel rep rer res ret rld rle rll rlp rlr rls rlt rpd rpe rpl rpp rpr rps rpt rrd rrl rrp rrr rrs rrt rsd rse rsl rsp rsr rss rst rtd rte rtl rtp rtr rts rtt sdd sde sdl sdp sdr sds sdt se- sed see sel sep ser ses set sld sle sll slp slr sls slt spd spe spl spp spr sps spt sr- srd sre srl srp srr srs srt ss- ssd sse ssl ssp ssr sss sst std ste stl stp str sts stt tdd tde tdl tdp tdr tds tdt te- ted tee tel tep ter tes tet tld tle tll tlp tlr tls tlt tpd tpe tpl tpp tpr tps tpt trd tre trl trp trr trs trt tsd tse tsl tsp tsr tss tst ttd tte ttl ttp ttr tts ttt

dddd ddes ddps ddre ddss ddts dedd dede deed deel deep deer dees deet deld dele dell delp dels delt depe depp depr deps dept der- dere derp derr ders des- dese desp dess dest dete detr dets dlrs dlst dpdt dper dpll dpls dpsd dpst dpts dred dree drel dres dret drrs drsp dsdp dsdr dsls dsps dspt dsrp dsrr dssp dsst dsts dtdp dted dtle dtpl dtrl dtss dttp edde eddp edds ede- edel eder edes edle edss edts eede eeee eees eele eels eeps eers eese eete eets el-p elde eldr elds eled elee eler eles elet elle ells elpe else elst elte elts epee eper epes eple epll eppp epps eprp eprs epsd epsp epss epte erde erds ered erel erer eres eret erld erle erll erpe erps erre errs erse erst ertl erts esdl esdp esds esee esel eser eses eset eslp espe espp esps esrd esse essl essp esst estd este estp estr ests etds etee etel eter etes etre ette lddp ldls ldrs lede leds ledt leed leel leep leer lees leet lele lell lepe lepp leps lept lerd lere lerp lert lese less lest lete lets lett lldp llds lles llet llll llps lppl lprp lpss lrdd lrds lrps lrrr lrse lrst lrts ls-r lsds lses lset lspl lspr lssp lssr lsts ltds ltee ltps ltrs ltsp ltsr lttr pdes pdpr pdrs pdsd pdss ped- pede peds peed peel peep peer pees peet pel- pele pell pels pelt pepd pepe peps per- perd pere perl perp perr pers pert pese pess pest pete petr pets pett pldt ple- pled plee ples plet plpp plss pltt ppds pper pple pppd pppp ppps ppss ppts pptt pre- pred pree prel prep pres pret prle prlr prls prpd prps prrd prrs prsd prse prsl prss prtp prtr psdp psdr psds psel pspp pspr psps psrd psrp psse psst psts pter ptld ptpd ptrd ptsd rder redd rede redl redr reds reed reel reep rees reet reld rele rell relp rels relt repe repl repp repr reps rept rerd rere rers rert rese resp ress rest retd rete retr rets rett rlds rldt rlee rlls rpdp rpet rpls rpps rptd rpts rred rrle rrrr rrsp rsdd rsdl rsds rsee rslp rsps rsre rssl rstp rsts rtdt rtee rtes rtle rtls rtlt rtps rtss rttp rtts sdds sdep sder sdes sdet sdls sdlt sdpr sdps sdrs sdsl sdss se-d se-e se-s se-t sede seds seed seel seep seer sees seet seld sele sell sels selt sepd sepe sepp sepr seps sept serd sere serp serr sers sert sese sess sest set- sete setl sets sett slds sled slee slep sler sles slet sllp slpp slps slre slrp slrs slst slts spde spdl spdp spdr spdt sped spee spel sper spes spet sple splp splr spls sppd spps sprd sprs spsd spse spsp spss spst sptr spts srde sres srps srpt srsd srsp srtp srtr ssdd ssdp ssee ssep sses sset ssle sslp sslt sspe sspl ssps sspt ssrl ssrs ssss sstd sstl sstp ssts stds sted stee stel step ster stes stet stld stle stlt stpd stpp stps strd stre strs stss sttd sttr tdes tdls tdse tdss tedd tede teds teed teel teer tees teet tel- teld tele tell tels telt tepe tepp ter- tere terp terr ters tesd tese tesl tesp tess test tete tetr tets tett tldp tldr tlrs tped tper tpld tpls tppd tppp tppr tprs tpte tptp tptr tre- tred tree tres tret trpe trpp trps trsd trst trte trtr tses tset tsps tspt tsse tssr tsst tsts tter ttss tttt

-tree ddddd dedde dedee deder dedes dedls deede deeds deele deepe deepp deeps deere deers deese deess deest deets deled delee deles delle dells delts depel depps depse depts derde dered deres derps derpt derre desde desed despe desse deste deter detre detsl dette dprts drdre