-er -up c-- ccc cce ccl ccn ccp ccr ccs ccu ce- cec cee cel cen cep cer ces ceu cl- clc cle cll cln clp clr cls clu cn- cnc cne cnl cnn cnp cnr cns cnu cpc cpe cpl cpn cpp cpr cps cpu crc cre crl crn crp crr crs cru csc cse csl csn csp csr css csu cuc cue cul cun cup cur cus cuu ec- ecc ece ecl ecn ecr ecs ecu eec eee eel een eep eer ees elc ele ell eln elp elr els elu en- enc ene enl enn enp enr ens enu ep- epc epe epl epn epp epr eps epu erc ere erl ern erp err ers eru es- esc ese esl esn esp esr ess esu eu- euc eue eul eun eup eur eus l-p lcc lce lcl lcn lcp lcr lcs lcu lec lee lel len lep ler les leu llc lle lll lln llp llr lls llu lnc lne lnl lnn lnp lnr lns lnu lpc lpe lpl lpn lpp lpr lps lpu lrc lrn lrp lrr lrs lru lsc lse lsl lsn lsp lsr lss lsu luc lue lul lun lup lur lus luu ncc nce ncl ncn ncp ncr ncs ncu ne- nec nee nel nen nep ner nes neu nlc nle nll nln nlp nlr nls nlu nnc nne nnl nnn nnp nns nnu npc npe npl npn npp npr nps npu nrc nre nrl nrn nrp nrr nrs nru nsc nse nsl nsn nsp nsr nss nsu nuc nue nul nun nup nur nus nuu p-p pcc pce pcl pcn pcp pcr pcs pcu pec pee pel pen pep per pes peu plc ple pll pln plp plr pls plu pn- pnc pne pnl pnn pnp pnr pns pnu ppc ppe ppl ppn ppp ppr pps ppu prc pre prl prn prp prr prs pru ps- psc pse psl psn psp psr pss psu puc pue pul pun pup pur pus puu rcc rce rcl rcn rcp rcr rcs rcu re- rec ree rel ren rep rer res reu rlc rle rll rln rlp rlr rls rlu rnc rnn rnp rnr rns rnu rpc rpe rpl rpn rpp rpr rps rpu rrc rrl rrn rrp rrr rrs rru rsc rse rsl rsn rsp rsr rss rsu ruc rue run rup rur rus ruu scc sce scl scn scp scr scs scu se- sec see sel sen sep ser ses seu slc sle sll sln slp slr sls slu snc sne snl snn snp snr sns snu spc spe spl spn spp spr sps spu sr- src sre srl srn srp srr srs ss- ssc sse ssl ssn ssp ssr sss ssu suc sue sul sun sup sur sus suu ucc uce ucl ucn ucp ucr ucs ucu uec uee uel uen uep uer ues ulc ule ull uln ulp ulr uls ulu un- unc une unl unn unp unr uns unu up- upc upe upn upp upr ups upu ur- urc ure url urn urp urr urs uru usc use usl usn usp usr uss usu uuc uue uun uur uus uuu