-er -ey a-a a-b a-c aaa aab aac aae aam aao aap aar aas aay ab- aba abb abc abe abm abo abp abr abs aby ac- aca acb acc ace acm aco acp acr acs acy aea aeb aec aee aem aeo aep aer aes aey ama amb amc ame amm amo amp amr ams amy aoa aob aoc aoe aom aoo aop aor aos ap- apa apb apc ape apm apo app apr aps apy ar- ara arb arc are arm aro arp arr ars ary as- asa asb asc ase asm aso asp asr ass asy ay- aya ayc aye ayo ayp ayr ays b-p baa bab bac bae bam bao bap bar bas bay bba bbb bbc bbe bbm bbo bbp bbr bbs bby bca bcb bcc bce bcm bco bcp bcr bcs bcy be- bea beb bec bee bem beo bep ber bes bey bma bmb bmc bme bmm bmo bmp bmr bms boa bob boc boe bom boo bop bor bos boy bpa bpb bpc bpe bpm bpo bpp bpr bps bpy bra brb bre brm bro brp brr brs bry bsa bsb bsc bse bsm bso bsp bsr bss bsy by- bya byc bye bym byo byp byr bys c-- caa cab cac cae cam cao cap car cas cay cba cbb cbc cbe cbm cbo cbp cbr cbs cby cca ccb ccc cce ccm cco ccp ccr ccs ce- cea ceb cec cee cem ceo cep cer ces cey cma cmb cmc cme cmm cmo cmp cmr cms cmy co- coa cob coc coe com coo cop cor cos coy cpa cpb cpc cpe cpm cpo cpp cpr cps cra crb crc cre crm cro crp crr crs cry csa csb csc cse csm cso csp csr css csy cya cyb cyc cye cym cyo cyp cyr cys eaa eab eac eae eam eao eap ear eas eba ebb ebc ebe ebm ebo ebp ebr ebs eby ec- eca ecb ecc ece ecm eco ecr ecs eea eeb eec eee eem eeo eep eer ees eey em- ema emb emc eme emm emo emp emr ems eo- eoa eob eoc eoe eom eoo eop eor eos ep- epa epb epc epe epm epo epp epr eps era erb erc ere erm ero erp err ers ery es- esa esb esc ese esm eso esp esr ess esy eya eyc eye eym eyo eyp eyr eys m-o m-r maa mab mac mae mam mao map mar mas may mba mbb mbc mbe mbm mbo mbp mbr mbs mc- mca mcb mcc mce mcm mco mcp mcr mcs mea meb mec mee mem meo mep mer mes mey mma mmb mmc mme mmm mmo mmp mmr mms moa mob moc moe mom moo mop mor mos moy mpa mpb mpc mpe mpm mpo mpp mpr mps mra mrb mrc mre mrm mro mrp mrr mrs mry msa msb msc mse msm mso msp msr mss msy my- mya myb myc mye mym myo myr mys oaa oab oac oae oam oao oap oar oas ob- oba obb obc obe obm obo obp obr obs oby oc- oca ocb occ ocm oco ocp ocr ocs oea oeb oec oee oem oeo oep oer oes oey om- oma omb omc ome omm omo omp omr oms omy oo- ooa oob ooc oom ooo oop oor oos op- opa opb opc ope opm opo opp opr ops opy or- ora orb orc ore orm oro orp orr ors ory os- osa osb osc ose osm oso osp osr oss oya oye oyo oys p-p paa pab pac pae pam pao pap par pas pay pba pbb pbc pbe pbm pbo pbp pbr pbs pby pca pcb pcc pce pcm pco pcp pcr pcs pea peb pec pee pem peo pep per pes pey pma pmb pmc pme pmm pmo pmp pmr pms poa pob poc poe pom poo pop por pos poy ppa ppb ppc ppe ppm ppo ppp ppr pps pra prb prc pre prm pro prp prr prs pry ps- psa psb psc pse psm pso psp psr pss psy py- pya pyb pyc pye pym pyo pyr pys ra- raa rab rac rae ram rao rap rar ras ray rba rbb rbc rbe rbm rbo rbp rbr rbs rca rcb rcc rce rcm rco rcp rcr rcs re- rea reb rec ree rem reo rep rer res rey rma rmb rmc rme rmm rmo rmp rmr rms roa rob roc roe rom roo rop ror ros roy rpa rpb rpc rpe rpm rpo rpp rpr rps rra rrb rrc rrm rrp rrr rrs rsa rsb rsc rse rsm rso rsp rsr rss ry- rya ryc rye rym ryo ryr rys ryy saa sab sac sae sam sao sap sar sas say sba sbb sbc sbe sbm sbo sbp sbr sbs sby sca scb scc sce scm sco scp scr scs se- sea seb sec see sem seo sep ser ses sey sma smb smc sme smm smo smp smr sms smy soa sob soc soe som soo sop sor sos soy spa spb spc spe spm spo spp spr sps spy sr- sra srb src sre srm sro srp srr srs sry ss- ssa ssb ssc sse ssm sso ssp ssr sss sy- sya syb syc sye sym syp syr sys yaa yab yac yae yam yao yap yar yas yay ybc ybe ybm ybp ybr ybs yby yca ycc yce yco ycp ycs ycy yea yeb yec yee yem yeo yep yer yes yey yma ymc yme ymm ymo yms yob yoc yoe yom yoo yop yor yos yoy ypa ypo yps yra yrc yre yro yrp yrs ysa ysb ysc yse ysm yso ysp ysr yss ysy yyb yyc yye yys yyy