-er -up eee eef een eep eer ees eet ef- efe eff efi efp efr efs eft eie eif eii ein eip eir eis eit eiu en- ene enf eni enn enp enr ens ent enu ep- epe epf epi epn epp epr eps ept epu ere erf eri ern erp err ers ert eru es- ese esf esi esn esp esr ess est esu ete etf eti etn etp etr ets ett etu eu- eue euf eui eun eup eur eus eut fee fef fei fen fep fer fes fet feu ffe fff ffi ffn ffp ffr ffs fft ffu fie fif fii fin fip fir fis fit fiu fne fnf fni fnn fnp fnr fns fnt fnu fpe fpi fpn fpp fpr fps fpt fpu fre frf fri frn frp frr frs frt fru fse fsf fsi fsn fsp fsr fss fst fsu fte ftf fti ftn ftp ftr fts ftt ftu fue fuf fui fun fup fur fus fut fuu i-f ie- iee ief iei ien iep ier ies iet ife iff ifi ifn ifp ifr ifs ift ifu iie iif iii iin iip iir iis iit iiu in- ine inf ini inn inp inr ins int inu ipe ipf ipi ipn ipp ipr ips ipt ipu ir- ire irf iri irn irp irr irs irt iru is- ise isf isi isn isp isr iss ist isu ite itf iti itn itp its itt itu iu- iue iui iup iur ius iut n-i ne- nee nef nei nen nep ner nes net neu nfe nff nfi nfn nfp nfr nfs nft nfu nie nif nii nin nip nir nis nit niu nne nnf nni nnn nnp nns nnt nnu npe npf npi npn npp npr nps npt npu nre nrf nri nrn nrp nrr nrs nrt nru nse nsf nsi nsn nsp nsr nss nst nsu nte ntf nti ntn ntp ntr nts ntt ntu nue nui nun nup nur nus nut nuu p-p pee pef pei pen pep per pes pet peu pfe pff pfi pfn pfp pfr pfs pft pfu pie pif pii pin pip pir pis pit piu pn- pne pnf pni pnn pnp pnr pns pnt pnu ppe ppf ppi ppn ppp ppr pps ppt ppu pre prf pri prn prp prr prs prt pru ps- pse psf psi psn psp psr pss pst psu pt- pte ptf pti ptn ptp ptr pts ptt ptu pue puf pui pun pup pur pus put puu re- ree ref rei ren rep rer res ret reu rfe rff rfi rfn rfp rfr rfs rft rfu rie rif rii rin rip rir ris rit rni rnn rnp rnr rns rnt rnu rpe rpf rpi rpn rpp rpr rps rpt rpu rrf rri rrn rrp rrr rrs rrt rru rse rsf rsi rsn rsp rsr rss rst rsu rte rtf rti rtn rtp rtr rts rtt rtu rue ruf rui run rup rur rus rut ruu se- see sef sei sen sep ser ses set seu sfe sff sfi sfn sfp sfr sfs sft sfu sie sif sii sin sip sir sis sit siu sne snf sni snn snp snr sns snt snu spe spf spi spn spp spr sps spt spu sr- sre srf sri srn srp srr srs srt ss- sse ssf ssi ssn ssp ssr sss sst ssu ste stf sti stn stp str sts stt stu sue suf sui sun sup sur sus sut suu te- tee tef tei ten tep ter tes tet teu tfe tff tfi tfn tfp tfr tfs tft tfu tie tif tii tin tip tir tis tit tiu tne tnf tni tnn tnp tnr tns tnt tpe tpf tpi tpn tpp tpr tps tpt tpu tre trf tri trn trp trr trs trt tru tse tsf tsi tsn tsp tsr tss tst tsu tte ttf tti ttn ttp ttr tts ttt ttu tue tuf tui tun tup tur tus tut tuu uee uef uei uen uep uer ues uet ufe uff ufi ufn ufp ufr ufs uft ufu uie uif uii uin uip uir uis uit uiu un- une unf uni unn unp unr uns unt unu up- upe upf upi upn upp upr ups upt upu ur- ure urf uri urn urp urr urs urt uru use usf usi usn usp usr uss ust usu ute utf uti utn utp utr uts utt utu uue uun uur uus uut uuu