-er -up ddd dde ddl ddn ddp ddr dds ddt ddu de- ded dee del den dep der des det deu dl- dld dle dll dlp dlr dls dlt dlu dnd dne dnl dnn dnp dnr dns dnt dpd dpe dpl dpn dpp dpr dps dpt dpu drd dre drl drn drp drr drs drt dru dsd dse dsl dsn dsp dsr dss dst dsu dtd dte dtl dtn dtp dtr dts dtt dtu dud due dul dun dup dur dus dut ed- edd ede edl edn edp edr eds edt edu eed eee eel een eep eer ees eet eld ele ell eln elp elr els elt elu en- end ene enl enn enp enr ens ent enu ep- epd epe epl epn epp epr eps ept epu erd ere erl ern erp err ers ert eru es- esd ese esl esn esp esr ess est esu etd ete etl etn etp etr ets ett etu eu- eud eue eul eun eup eur eus eut l-p ldd lde ldl ldn ldp ldr lds ldt ldu led lee lel len lep ler les let leu lld lle lll lln llp llr lls llt llu lnd lne lnl lnn lnp lnr lns lnt lnu lpd lpe lpl lpn lpp lpr lps lpt lpu lrd lrn lrp lrr lrs lrt lru lsd lse lsl lsn lsp lsr lss lst lsu ltd lte ltl ltp ltr lts ltt ltu lud lue lul lun lup lur lus lut luu ndd nde ndl ndn ndp ndr nds ndt ndu ne- ned nee nel nen nep ner nes net neu nld nle nll nln nlp nlr nls nlt nlu nne nnl nnn nnp nns nnt nnu npd npe npl npn npp npr nps npt npu nrd nre nrl nrn nrp nrr nrs nrt nru nsd nse nsl nsn nsp nsr nss nst nsu ntd nte ntn ntp ntr nts ntt ntu nud nue nul nun nup nur nus nut nuu p-p pdd pde pdl pdn pdp pdr pds pdt pdu ped pee pel pen pep per pes pet peu pld ple pll pln plp plr pls plt plu pn- pnd pne pnl pnn pnp pnr pns pnt pnu ppd ppe ppl ppn ppp ppr pps ppt ppu prd pre prl prn prp prr prs prt pru ps- psd pse psl psn psp psr pss pst psu pt- ptd pte ptl ptn ptp ptr pts ptt ptu pud pue pul pun pup pur pus put puu rdd rde rdl rdn rdp rdr rds rdt rdu re- red ree rel ren rep rer res ret reu rld rle rll rln rlp rlr rls rlt rlu rnd rnn rnp rnr rns rnt rnu rpd rpe rpl rpn rpp rpr rps rpt rpu rrd rrl rrn rrp rrr rrs rrt rru rsd rse rsl rsn rsp rsr rss rst rsu rtd rte rtl rtn rtp rtr rts rtt rtu rud rue run rup rur rus rut ruu sdd sde sdl sdn sdp sdr sds sdt sdu se- sed see sel sen sep ser ses set seu sld sle sll sln slp slr sls slt slu snd sne snl snn snp snr sns snt snu spd spe spl spn spp spr sps spt spu sr- srd sre srl srn srp srr srs srt ss- ssd sse ssl ssn ssp ssr sss sst ssu std ste stl stn stp str sts stt stu sud sue sul sun sup sur sus sut suu tdd tde tdl tdn tdp tdr tds tdt tdu te- ted tee tel ten tep ter tes tet teu tld tle tll tln tlp tlr tls tlt tlu tnd tne tnl tnn tnp tnr tns tnt tpd tpe tpl tpn tpp tpr tps tpt tpu trd tre trl trn trp trr trs trt tru tsd tse tsl tsn tsp tsr tss tst tsu ttd tte ttl ttn ttp ttr tts ttt ttu tud tue tul tun tup tur tus tut tuu udd ude udl udn udp udr uds udt udu ued uee uel uen uep uer ues uet uld ule ull uln ulp ulr uls ult ulu un- und une unl unn unp unr uns unt unu up- upd upe upn upp upr ups upt upu ur- urd ure url urn urp urr urs urt uru usd use usl usn usp usr uss ust usu utd ute utl utn utp utr uts utt utu uue uun uur uus uut uuu