-er -up c-- ccc cce ccf ccp ccr ccs cct ccu ce- cec cee cef cep cer ces cet ceu cfc cfe cff cfp cfr cfs cft cfu cpc cpe cpf cpp cpr cps cpt cpu crc cre crf crp crr crs crt cru csc cse csf csp csr css cst csu ctc cte ctf ctp ctr cts ctt ctu cuc cue cuf cup cur cus cut cuu ec- ecc ece ecf ecr ecs ect ecu eec eee eef eep eer ees eet ef- efc efe eff efp efr efs eft ep- epc epe epf epp epr eps ept epu erc ere erf erp err ers ert eru es- esc ese esf esp esr ess est esu etc ete etf etp etr ets ett etu eu- euc eue euf eup eur eus eut fcc fce fcf fcp fcr fcs fct fcu fec fee fef fep fer fes fet feu ffc ffe fff ffp ffr ffs fft ffu fpc fpe fpp fpr fps fpt fpu frc fre frf frp frr frs frt fru fsc fse fsf fsp fsr fss fst fsu ftc fte ftf ftp ftr fts ftt ftu fue fuf fup fur fus fut fuu p-p pcc pce pcf pcp pcr pcs pct pcu pec pee pef pep per pes pet peu pfc pfe pff pfp pfr pfs pft pfu ppc ppe ppf ppp ppr pps ppt ppu prc pre prf prp prr prs prt pru ps- psc pse psf psp psr pss pst psu pt- ptc pte ptf ptp ptr pts ptt ptu puc pue puf pup pur pus put puu rcc rce rcf rcp rcr rcs rct rcu re- rec ree ref rep rer res ret reu rfc rfe rff rfp rfr rfs rft rfu rpc rpe rpf rpp rpr rps rpt rpu rrc rrf rrp rrr rrs rrt rru rsc rse rsf rsp rsr rss rst rsu rtc rte rtf rtp rtr rts rtt rtu ruc rue ruf rup rur rus rut ruu scc sce scf scp scr scs sct scu se- sec see sef sep ser ses set seu sfc sfe sff sfp sfr sfs sft sfu spc spe spf spp spr sps spt spu sr- src sre srf srp srr srs srt ss- ssc sse ssf ssp ssr sss sst ssu stc ste stf stp str sts stt stu suc sue suf sup sur sus sut suu tcc tce tcf tcp tcr tcs tct tcu te- tec tee tef tep ter tes tet teu tfc tfe tff tfp tfr tfs tft tfu tpc tpe tpf tpp tpr tps tpt tpu trc tre trf trp trr trs trt tru tsc tse tsf tsp tsr tss tst tsu ttc tte ttf ttp ttr tts ttt ttu tuc tue tuf tup tur tus tut tuu ucc uce ucf ucp ucr ucs uct ucu uec uee uef uep uer ues uet ufc ufe uff ufp ufr ufs uft ufu up- upc upe upf upp upr ups upt upu ur- urc ure urf urp urr urs urt uru usc use usf usp usr uss ust usu utc ute utf utp utr uts utt utu uuc uue uur uus uut uuu