-er -up eee eel een eep eer ees eie eii eil ein eip eir eis eiu ele eli ell eln elp elr els elu en- ene eni enl enn enp enr ens enu ep- epe epi epl epn epp epr eps epu ere eri erl ern erp err ers eru es- ese esi esl esn esp esr ess esu eu- eue eui eul eun eup eur eus ie- iee iei iel ien iep ier ies iie iii iil iin iip iir iis iiu il- ile ili ill iln ilp ilr ils ilu in- ine ini inl inn inp inr ins inu ipe ipi ipl ipn ipp ipr ips ipu ir- ire iri irl irn irp irr irs iru is- ise isi isl isn isp isr iss isu iu- iue iui iup iur ius l-p lee lei lel len lep ler les leu lie lii lil lin lip lir lis liu lle lli lll lln llp llr lls llu lne lni lnl lnn lnp lnr lns lnu lpe lpi lpl lpn lpp lpr lps lpu lri lrn lrp lrr lrs lru lse lsi lsl lsn lsp lsr lss lsu lue lui lul lun lup lur lus luu n-i ne- nee nei nel nen nep ner nes neu nie nii nil nin nip nir nis niu nle nli nll nln nlp nlr nls nlu nne nni nnl nnn nnp nns nnu npe npi npl npn npp npr nps npu nre nri nrl nrn nrp nrr nrs nru nse nsi nsl nsn nsp nsr nss nsu nue nui nul nun nup nur nus nuu p-p pee pei pel pen pep per pes peu pie pii pil pin pip pir pis piu ple pli pll pln plp plr pls plu pn- pne pni pnl pnn pnp pnr pns pnu ppe ppi ppl ppn ppp ppr pps ppu pre pri prl prn prp prr prs pru ps- pse psi psl psn psp psr pss psu pue pui pul pun pup pur pus puu re- ree rei rel ren rep rer res reu rie rii ril rin rip rir ris rle rli rll rln rlp rlr rls rlu rni rnn rnp rnr rns rnu rpe rpi rpl rpn rpp rpr rps rpu rri rrl rrn rrp rrr rrs rru rse rsi rsl rsn rsp rsr rss rsu rue rui run rup rur rus ruu se- see sei sel sen sep ser ses seu sie sii sil sin sip sir sis siu sle sli sll sln slp slr sls slu sne sni snl snn snp snr sns snu spe spi spl spn spp spr sps spu sr- sre sri srl srn srp srr srs ss- sse ssi ssl ssn ssp ssr sss ssu sue sui sul sun sup sur sus suu uee uei uel uen uep uer ues uie uii uil uin uip uir uis uiu ule uli ull uln ulp ulr uls ulu un- une uni unl unn unp unr uns unu up- upe upi upn upp upr ups upu ur- ure uri url urn urp urr urs uru use usi usl usn usp usr uss usu uue uun uur uus uuu