-er a-a a-b a-c aaa aab aac aae aah aam aan aap aar aas ab- aba abb abc abe abh abm abn abp abr abs ac- aca acb acc ace ach acm acn acp acr acs aea aeb aec aee aeh aem aen aep aer aes aha ahb ahc ahe ahh ahm ahn ahp ahr ahs ama amb amc ame amh amm amn amp amr ams an- ana anb anc ane anh anm ann anp anr ans ap- apa apb apc ape aph apm apn app apr aps ar- ara arb arc are arh arm arn arp arr ars as- asa asb asc ase ash asm asn asp asr ass b-p baa bab bac bae bah bam ban bap bar bas bba bbb bbc bbe bbh bbm bbn bbp bbr bbs bca bcb bcc bce bch bcm bcn bcp bcr bcs be- bea beb bec bee beh bem ben bep ber bes bha bhb bhc bhe bhh bhm bhp bhr bhs bma bmb bmc bme bmh bmm bmn bmp bmr bms bna bnb bnc bne bnn bnp bnr bns bpa bpb bpc bpe bph bpm bpn bpp bpr bps bra brb bre brh brm brn brp brr brs bsa bsb bsc bse bsh bsm bsn bsp bsr bss c-- caa cab cac cae cah cam can cap car cas cba cbb cbc cbe cbh cbm cbn cbp cbr cbs cca ccb ccc cce cch ccm ccn ccp ccr ccs ce- cea ceb cec cee ceh cem cen cep cer ces ch- cha chb chc che chh chm chn chp chr chs cma cmb cmc cme cmh cmm cmn cmp cmr cms cn- cna cnb cnc cne cnh cnm cnn cnp cnr cns cpa cpb cpc cpe cph cpm cpn cpp cpr cps cra crb crc cre crh crm crn crp crr crs csa csb csc cse csh csm csn csp csr css eaa eab eac eae eah eam ean eap ear eas eba ebb ebc ebe ebh ebm ebn ebp ebr ebs ec- eca ecb ecc ece ech ecm ecn ecr ecs eea eeb eec eee eem een eep eer ees eha ehb ehc ehe ehh ehm ehn ehp ehr ehs em- ema emb emc eme emh emm emn emp emr ems en- ena enb enc ene enh enm enn enp enr ens ep- epa epb epc epe eph epm epn epp epr eps era erb erc ere erh erm ern erp err ers es- esa esb esc ese esh esm esn esp esr ess haa hab hac hae hah ham han hap har has hba hbb hbc hbe hbh hbm hbn hbp hbr hbs hca hcb hcc hce hch hcm hcn hcp hcr hcs he- hea heb hec hee heh hem hen hep her hes hha hhb hhc hhe hhh hhm hhn hhp hhr hhs hma hmb hmc hme hmh hmm hmp hmr hms hna hnb hnc hne hnh hnn hns hpa hpb hpc hpe hph hpm hpn hpp hpr hps hr- hra hrb hrc hre hrh hrm hrn hrp hrr hrs hsa hsb hsc hse hsh hsm hsn hsp hsr hss m-r maa mab mac mae mah mam man map mar mas mba mbb mbc mbe mbh mbm mbp mbr mbs mc- mca mcb mcc mce mch mcm mcn mcp mcr mcs mea meb mec mee meh mem men mep mer mes mha mhc mhh mhm mhn mhp mhr mhs mma mmb mmc mme mmh mmm mmn mmp mmr mms mna mnb mnc mne mnm mnn mnp mnr mns mpa mpb mpc mpe mph mpm mpn mpp mpr mps mra mrb mrc mre mrh mrm mrn mrp mrr mrs msa msb msc mse msh msm msn msp msr mss naa nab nac nae nah nam nan nap nar nas nba nbb nbc nbe nbm nbn nbp nbr nbs nca ncb ncc nce nch ncm ncn ncp ncr ncs ne- nea neb nec nee neh nem nen nep ner nes nha nhb nhc nhe nhh nhm nhn nhp nhr nhs nma nmb nmc nme nmh nmm nmn nmp nmr nms nna nnb nnc nne nnh nnm nnn nnp nns npa npb npc npe nph npm npn npp npr nps nra nrb nrc nre nrm nrn nrp nrr nrs nsa nsb nsc nse nsh nsm nsn nsp nsr nss p-p paa pab pac pae pah pam pan pap par pas pba pbb pbc pbe pbm pbn pbp pbr pbs pca pcb pcc pce pch pcm pcn pcp pcr pcs pea peb pec pee peh pem pen pep per pes pha phb phc phe phm phn php phr phs pma pmb pmc pme pmh pmm pmn pmp pmr pms pn- pna pnb pnc pne pnh pnm pnn pnp pnr pns ppa ppb ppc ppe pph ppm ppn ppp ppr pps pra prb prc pre prh prm prn prp prr prs ps- psa psb psc pse psh psm psn psp psr pss ra- raa rab rac rae rah ram ran rap rar ras rba rbb rbc rbe rbh rbm rbn rbp rbr rbs rca rcb rcc rce rch rcm rcn rcp rcr rcs re- rea reb rec ree reh rem ren rep rer res rh- rha rhb rhc rhe rhh rhm rhn rhp rhr rhs rma rmb rmc rme rmh rmm rmn rmp rmr rms rna rnb rnc rnh rnm rnn rnp rnr rns rpa rpb rpc rpe rph rpm rpn rpp rpr rps rra rrb rrc rrh rrm rrn rrp rrr rrs rsa rsb rsc rse rsh rsm rsn rsp rsr rss saa sab sac sae sah sam san sap sar sas sba sbb sbc sbe sbh sbm sbn sbp sbr sbs sca scb scc sce sch scm scn scp scr scs se- sea seb sec see seh sem sen sep ser ses sh- sha shb shc she shh shm shn shp shr shs sma smb smc sme smh smm smn smp smr sms sna snb snc sne snm snn snp snr sns spa spb spc spe sph spm spn spp spr sps sr- sra srb src sre srh srm srn