-er -up a-a a-c aaa aac aae aaf aap aar aas aau ac- aca acc ace acf acp acr acs acu aea aec aee aef aep aer aes aeu af- afa afc afe aff afp afr afs afu ap- apa apc ape apf app apr aps apu ar- ara arc are arf arp arr ars aru as- asa asc ase asf asp asr ass asu au- aua auc aue auf aup aur aus c-- caa cac cae caf cap car cas cau cca ccc cce ccf ccp ccr ccs ccu ce- cea cec cee cef cep cer ces ceu cfa cfc cfe cff cfp cfr cfs cfu cpa cpc cpe cpf cpp cpr cps cpu cra crc cre crf crp crr crs cru csa csc cse csf csp csr css csu cua cuc cue cuf cup cur cus cuu eaa eac eae eaf eap ear eas eau ec- eca ecc ece ecf ecr ecs ecu eea eec eee eef eep eer ees ef- efa efc efe eff efp efr efs ep- epa epc epe epf epp epr eps epu era erc ere erf erp err ers eru es- esa esc ese esf esp esr ess esu eu- eua euc eue euf eup eur eus faa fac fae faf fap far fas fau fca fcc fce fcf fcp fcr fcs fcu fea fec fee fef fep fer fes feu ffa ffc ffe fff ffp ffr ffs ffu fpa fpc fpe fpp fpr fps fpu fra frc fre frf frp frr frs fru fsa fsc fse fsf fsp fsr fss fsu fua fue fuf fup fur fus fuu p-p paa pac pae paf pap par pas pau pca pcc pce pcf pcp pcr pcs pcu pea pec pee pef pep per pes peu pfa pfc pfe pff pfp pfr pfs pfu ppa ppc ppe ppf ppp ppr pps ppu pra prc pre prf prp prr prs pru ps- psa psc pse psf psp psr pss psu pua puc pue puf pup pur pus puu ra- raa rac rae raf rap rar ras rau rca rcc rce rcf rcp rcr rcs rcu re- rea rec ree ref rep rer res reu rfa rfc rfe rff rfp rfr rfs rfu rpa rpc rpe rpf rpp rpr rps rpu rra rrc rrf rrp rrr rrs rru rsa rsc rse rsf rsp rsr rss rsu rua ruc rue ruf rup rur rus ruu saa sac sae saf sap sar sas sau sca scc sce scf scp scr scs scu se- sea sec see sef sep ser ses seu sfa sfc sfe sff sfp sfr sfs sfu spa spc spe spf spp spr sps spu sr- sra src sre srf srp srr srs ss- ssa ssc sse ssf ssp ssr sss ssu sua suc sue suf sup sur sus suu ua- uaa uac uae uaf uap uar uas uau uca ucc uce ucf ucp ucr ucs ucu uea uec uee uef uep uer ues ufa ufc ufe uff ufp ufr ufs ufu up- upa upc upe upf upp upr ups upu ur- ura urc ure urf urp urr urs uru usa usc use usf usp usr uss usu uua uuc uue uur uus uuu