-er -up a-a a-b a-c aaa aab aac aae aam aap aar aas aau ab- aba abb abc abe abm abp abr abs abu ac- aca acb acc ace acm acp acr acs acu aea aeb aec aee aem aep aer aes aeu ama amb amc ame amm amp amr ams amu ap- apa apb apc ape apm app apr aps apu ar- ara arb arc are arm arp arr ars aru as- asa asb asc ase asm asp asr ass asu au- aua aub auc aue aum aup aur aus b-p b-u baa bab bac bae bam bap bar bas bau bba bbb bbc bbe bbm bbp bbr bbs bbu bca bcb bcc bce bcm bcp bcr bcs bcu be- bea beb bec bee bem bep ber bes beu bma bmb bmc bme bmm bmp bmr bms bmu bpa bpb bpc bpe bpm bpp bpr bps bpu bra brb bre brm brp brr brs bru bsa bsb bsc bse bsm bsp bsr bss bsu bua bub buc bue bum bup bur bus buu c-- caa cab cac cae cam cap car cas cau cba cbb cbc cbe cbm cbp cbr cbs cbu cca ccb ccc cce ccm ccp ccr ccs ccu ce- cea ceb cec cee cem cep cer ces ceu cma cmb cmc cme cmm cmp cmr cms cmu cpa cpb cpc cpe cpm cpp cpr cps cpu cra crb crc cre crm crp crr crs cru csa csb csc cse csm csp csr css csu cua cub cuc cue cum cup cur cus cuu eaa eab eac eae eam eap ear eas eau eba ebb ebc ebe ebm ebp ebr ebs ebu ec- eca ecb ecc ece ecm ecr ecs ecu eea eeb eec eee eem eep eer ees em- ema emb emc eme emm emp emr ems emu ep- epa epb epc epe epm epp epr eps epu era erb erc ere erm erp err ers eru es- esa esb esc ese esm esp esr ess esu eu- eua eub euc eue eup eur eus m-r maa mab mac mae mam map mar mas mau mba mbb mbc mbe mbm mbp mbr mbs mbu mc- mca mcb mcc mce mcm mcp mcr mcs mcu mea meb mec mee mem mep mer mes meu mma mmb mmc mme mmm mmp mmr mms mmu mpa mpb mpc mpe mpm mpp mpr mps mpu mra mrb mrc mre mrm mrp mrr mrs mru msa msb msc mse msm msp msr mss msu mua mub muc mue mum mup mur mus muu p-p paa pab pac pae pam pap par pas pau pba pbb pbc pbe pbm pbp pbr pbs pbu pca pcb pcc pce pcm pcp pcr pcs pcu pea peb pec pee pem pep per pes peu pma pmb pmc pme pmm pmp pmr pms pmu ppa ppb ppc ppe ppm ppp ppr pps ppu pra prb prc pre prm prp prr prs pru ps- psa psb psc pse psm psp psr pss psu pua pub puc pue pum pup pur pus puu ra- raa rab rac rae ram rap rar ras rau rba rbb rbc rbe rbm rbp rbr rbs rbu rca rcb rcc rce rcm rcp rcr rcs rcu re- rea reb rec ree rem rep rer res reu rma rmb rmc rme rmm rmp rmr rms rpa rpb rpc rpe rpm rpp rpr rps rpu rra rrb rrc rrm rrp rrr rrs rru rsa rsb rsc rse rsm rsp rsr rss rsu rua rub ruc rue rum rup rur rus ruu saa sab sac sae sam sap sar sas sau sba sbb sbc sbe sbm sbp sbr sbs sbu sca scb scc sce scm scp scr scs scu se- sea seb sec see sem sep ser ses seu sma smb smc sme smm smp smr sms smu spa spb spc spe spm spp spr sps spu sr- sra srb src sre srm srp srr srs ss- ssa ssb ssc sse ssm ssp ssr sss ssu sua sub suc sue sum sup sur sus suu ua- uaa uab uac uae uam uap uar uas uau uba ubb ubc ube ubp ubr ubs ubu uca ucb ucc uce ucm ucp ucr ucs ucu uea ueb uec uee uem uep uer ues um- uma umb umc ume umm ump umr ums umu up- upa upb upc upe upm upp upr ups upu ur- ura urb urc ure urm urp urr urs uru usa usb usc use usm usp usr uss usu uua uuc uue uum uur uus uuu

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