-er -up ddd dde ddf ddi ddn ddp ddr dds ddt ddu de- ded dee def dei den dep der des det deu dfd dfe dff dfi dfn dfp dfr dfs dft dfu di- did die dif dii din dip dir dis dit diu dnd dne dnf dni dnn dnp dnr dns dnt dpd dpe dpf dpi dpn dpp dpr dps dpt dpu drd dre dri drn drp drr drs drt dru dsd dse dsf dsi dsn dsp dsr dss dst dsu dtd dte dtf dti dtn dtp dtr dts dtt dtu dud due duf dui dun dup dur dus dut ed- edd ede edf edi edn edp edr eds edt edu eed eee eef een eep eer ees eet ef- efd efe eff efi efp efr efs eft eid eie eif eii ein eip eir eis eit eiu en- end ene enf eni enn enp enr ens ent enu ep- epd epe epf epi epn epp epr eps ept epu erd ere erf eri ern erp err ers ert eru es- esd ese esf esi esn esp esr ess est esu etd ete etf eti etn etp etr ets ett etu eu- eud eue euf eui eun eup eur eus eut fdd fde fdf fdi fdn fdp fdr fds fdt fdu fed fee fef fei fen fep fer fes fet feu ffd ffe fff ffi ffn ffp ffr ffs fft ffu fid fie fif fii fin fip fir fis fit fiu fnd fne fnf fni fnn fnp fnr fns fnt fnu fpd fpe fpi fpn fpp fpr fps fpt fpu frd fre frf fri frn frp frr frs frt fru fsd fse fsf fsi fsn fsp fsr fss fst fsu ftd fte ftf fti ftn ftp ftr fts ftt ftu fud fue fuf fui fun fup fur fus fut fuu i-d i-f idd ide idf idi idn idp idr ids idt idu ie- ied iee ief iei ien iep ier ies iet ifd ife iff ifi ifn ifp ifr ifs ift ifu iid iie iif iii iin iip iir iis iit iiu in- ind ine inf ini inn inp inr ins int inu ipd ipe ipf ipi ipn ipp ipr ips ipt ipu ir- ird ire irf iri irn irp irr irs irt iru is- isd ise isf isi isn isp isr iss ist isu itd ite itf iti itn itp its itt itu iu- iud iue iui iup iur ius iut n-i ndd nde ndf ndi ndn ndp ndr nds ndt ndu ne- ned nee nef nei nen nep ner nes net neu nfd nfe nff nfi nfn nfp nfr nfs nft nfu nid nie nif nii nin nip nir nis nit niu nne nnf nni nnn nnp nns nnt nnu npd npe npf npi npn npp npr nps npt npu nrd nre nrf nri nrn nrp nrr nrs nrt nru nsd nse nsf nsi nsn nsp nsr nss nst nsu ntd nte ntf nti ntn ntp ntr nts ntt ntu nud nue nui nun nup nur nus nut nuu p-p pdd pde pdf pdi pdn pdp pdr pds pdt pdu ped pee pef pei pen pep per pes pet peu pfd pfe pff pfi pfn pfp pfr pfs pft pfu pid pie pif pii pin pip pir pis pit piu pn- pnd pne pnf pni pnn pnp pnr pns pnt pnu ppd ppe ppf ppi ppn ppp ppr pps ppt ppu prd pre prf pri prn prp prr prs prt pru ps- psd pse psf psi psn psp psr pss pst psu pt- ptd pte ptf pti ptn ptp ptr pts ptt ptu pud pue puf pui pun pup pur pus put puu rdd rde rdf rdi rdn rdp rdr rds rdt rdu re- red ree ref rei ren rep rer res ret reu rfd rfe rff rfi rfn rfp rfr rfs rft rfu rid rie rif rii rin rip rir ris rit rnd rni rnn rnp rnr rns rnt rnu rpd rpe rpf rpi rpn rpp rpr rps rpt rpu rrd rrf rri rrn rrp rrr rrs rrt rru rsd rse rsf rsi rsn rsp rsr rss rst rsu rtd rte rtf rti rtn rtp rtr rts rtt rtu rud rue ruf rui run rup rur rus rut ruu sdd sde sdf sdi sdn sdp sdr sds sdt sdu se- sed see sef sei sen sep ser ses set seu sfd sfe sff sfi sfn sfp sfr sfs sft sfu sid sie sif sii sin sip sir sis sit siu snd sne snf sni snn snp snr sns snt snu spd spe spf spi spn spp spr sps spt spu sr- srd sre srf sri srn srp srr srs srt ss- ssd sse ssf ssi ssn ssp ssr sss sst ssu std ste stf sti stn stp str sts stt stu sud sue suf sui sun sup sur sus sut suu tdd tde tdf tdi tdn tdp tdr tds tdt tdu te- ted tee tef tei ten tep ter tes tet teu tfd tfe tff tfi tfn tfp tfr tfs tft tfu tid tie tif tii tin tip tir tis tit tiu tnd tne tnf tni tnn tnp tnr tns tnt tpd tpe tpf tpi tpn tpp tpr tps tpt tpu trd tre trf tri trn trp trr trs trt tru tsd tse tsf tsi tsn tsp tsr tss tst tsu ttd tte ttf tti ttn ttp ttr tts ttt ttu tud tue tuf tui tun tup tur tus tut tuu udd ude udf udi udn udp udr uds udt udu ued uee uef uei uen uep uer ues uet ufd ufe uff ufi ufn ufp ufr ufs uft ufu uid uie uif uii uin uip uir uis uit uiu un- und une unf uni unn unp unr uns unt unu up- upd upe upf upi upn upp upr ups upt upu ur- urd ure urf uri urn urp urr urs urt uru usd use usf usi usn usp usr uss ust usu utd ute utf uti utn utp utr uts utt utu uue uun uur