-er -up c-- ccc cce ccn ccp ccr ccs cct ccu ce- cec cee cen cep cer ces cet ceu cn- cnc cne cnn cnp cnr cns cnt cnu cpc cpe cpn cpp cpr cps cpt cpu crc cre crn crp crr crs crt cru csc cse csn csp csr css cst csu ctc cte ctn ctp ctr cts ctt ctu cuc cue cun cup cur cus cut cuu ec- ecc ece ecn ecr ecs ect ecu eec eee een eep eer ees eet en- enc ene enn enp enr ens ent enu ep- epc epe epn epp epr eps ept epu erc ere ern erp err ers ert eru es- esc ese esn esp esr ess est esu etc ete etn etp etr ets ett etu eu- euc eue eun eup eur eus eut ncc nce ncn ncp ncr ncs nct ncu ne- nec nee nen nep ner nes net neu nnc nne nnn nnp nns nnt nnu npc npe npn npp npr nps npt npu nrc nre nrn nrp nrr nrs nrt nru nsc nse nsn nsp nsr nss nst nsu ntc nte ntn ntp ntr nts ntt ntu nuc nue nun nup nur nus nut nuu p-p pcc pce pcn pcp pcr pcs pct pcu pec pee pen pep per pes pet peu pn- pnc pne pnn pnp pnr pns pnt pnu ppc ppe ppn ppp ppr pps ppt ppu prc pre prn prp prr prs prt pru ps- psc pse psn psp psr pss pst psu pt- ptc pte ptn ptp ptr pts ptt ptu puc pue pun pup pur pus put puu rcc rce rcn rcp rcr rcs rct rcu re- rec ree ren rep rer res ret reu rnc rnn rnp rnr rns rnt rnu rpc rpe rpn rpp rpr rps rpt rpu rrc rrn rrp rrr rrs rrt rru rsc rse rsn rsp rsr rss rst rsu rtc rte rtn rtp rtr rts rtt rtu ruc rue run rup rur rus rut ruu scc sce scn scp scr scs sct scu se- sec see sen sep ser ses set seu snc sne snn snp snr sns snt snu spc spe spn spp spr sps spt spu sr- src sre srn srp srr srs srt ss- ssc sse ssn ssp ssr sss sst ssu stc ste stn stp str sts stt stu suc sue sun sup sur sus sut suu tcc tce tcn tcp tcr tcs tct tcu te- tec tee ten tep ter tes tet teu tnc tne tnn tnp tnr tns tnt tpc tpe tpn tpp tpr tps tpt tpu trc tre trn trp trr trs trt tru tsc tse tsn tsp tsr tss tst tsu ttc tte ttn ttp ttr tts ttt ttu tuc tue tun tup tur tus tut tuu ucc uce ucn ucp ucr ucs uct ucu uec uee uen uep uer ues uet un- unc une unn unp unr uns unt unu up- upc upe upn upp upr ups upt upu ur- urc ure urn urp urr urs urt uru usc use usn usp usr uss ust usu utc ute utn utp utr uts utt utu uuc uue uun uur uus uut uuu