-er a-a a-b aaa aab aae aah aam aan aao aap aar aas ab- aba abb abe abh abm abn abo abp abr abs aea aeb aee aeh aem aen aeo aep aer aes aha ahb ahe ahh ahm ahn aho ahp ahr ahs ama amb ame amh amm amn amo amp amr ams an- ana anb ane anh anm ann ano anp anr ans aoa aob aoe aoh aom aon aoo aop aor aos ap- apa apb ape aph apm apn apo app apr aps ar- ara arb are arh arm arn aro arp arr ars as- asa asb ase ash asm asn aso asp asr ass b-p baa bab bae bah bam ban bao bap bar bas bba bbb bbe bbh bbm bbn bbo bbp bbr bbs be- bea beb bee beh bem ben beo bep ber bes bha bhb bhe bhh bhm bho bhp bhr bhs bma bmb bme bmh bmm bmn bmo bmp bmr bms bna bnb bne bnn bno bnp bnr bns boa bob boe boh bom bon boo bop bor bos bpa bpb bpe bph bpm bpn bpo bpp bpr bps bra brb bre brh brm brn bro brp brr brs bsa bsb bse bsh bsm bsn bso bsp bsr bss eaa eab eae eah eam ean eao eap ear eas eba ebb ebe ebh ebm ebn ebo ebp ebr ebs eea eeb eee eem een eeo eep eer ees eha ehb ehe ehh ehm ehn eho ehp ehr ehs em- ema emb eme emh emm emn emo emp emr ems en- ena enb ene enh enm enn eno enp enr ens eo- eoa eob eoe eoh eom eon eoo eop eor eos ep- epa epb epe eph epm epn epo epp epr eps era erb ere erh erm ern ero erp err ers es- esa esb ese esh esm esn eso esp esr ess haa hab hae hah ham han hao hap har has hba hbb hbe hbh hbm hbn hbo hbp hbr hbs he- hea heb hee heh hem hen heo hep her hes hha hhb hhe hhh hhm hhn hho hhp hhr hhs hma hmb hme hmh hmm hmo hmp hmr hms hna hnb hne hnh hnn hno hns hoa hob hoe hoh hom hon hoo hop hor hos hpa hpb hpe hph hpm hpn hpo hpp hpr hps hr- hra hrb hre hrh hrm hrn hro hrp hrr hrs hsa hsb hse hsh hsm hsn hsp hsr hss m-o m-r maa mab mae mah mam man mao map mar mas mba mbb mbe mbh mbm mbo mbp mbr mbs mea meb mee meh mem men meo mep mer mes mha mhh mhm mhn mho mhp mhr mhs mma mmb mme mmh mmm mmn mmo mmp mmr mms mna mnb mne mnm mnn mno mnp mnr mns moa mob moe moh mom mon moo mop mor mos mpa mpb mpe mph mpm mpn mpo mpp mpr mps mra mrb mre mrh mrm mrn mro mrp mrr mrs msa msb mse msh msm msn mso msp msr mss naa nab nae nah nam nan nao nap nar nas nba nbb nbe nbm nbn nbo nbp nbr nbs ne- nea neb nee neh nem nen neo nep ner nes nha nhb nhe nhh nhm nhn nhp nhr nhs nma nmb nme nmh nmm nmn nmo nmp nmr nms nna nnb nne nnh nnm nnn nno nnp nns no- noa nob noe noh nom non noo nop nor nos npa npb npe nph npm npn npo npp npr nps nra nrb nre nrm nrn nro nrp nrr nrs nsa nsb nse nsh nsm nsn nso nsp nsr nss oaa oab oae oah oam oan oao oap oar oas ob- oba obb obe obh obm obn obo obp obr obs oea oeb oee oeh oem oen oeo oep oer oes oha ohe ohh ohm ohn oho ohp ohr ohs om- oma omb ome omh omm omn omo omp omr oms on- ona onb one onh onn ono onp onr ons oo- ooa oob ooh oom oon ooo oop oor oos op- opa opb ope oph opm opn opo opp opr ops or- ora orb ore orh orm orn oro orp orr ors os- osa osb ose osh osm osn oso osp osr oss p-p paa pab pae pah pam pan pao pap par pas pba pbb pbe pbm pbn pbo pbp pbr pbs pea peb pee peh pem pen peo pep per pes pha phb phe phm phn pho php phr phs pma pmb pme pmh pmm pmn pmo pmp pmr pms pn- pna pnb pne pnh pnm pnn pno pnp pnr pns poa pob poe poh pom pon poo pop por pos ppa ppb ppe pph ppm ppn ppo ppp ppr pps pra prb pre prh prm prn pro prp prr prs ps- psa psb pse psh psm psn pso psp psr pss ra- raa rab rae rah ram ran rao rap rar ras rba rbb rbe rbh rbm rbn rbo rbp rbr rbs re- rea reb ree reh rem ren reo rep rer res rh- rha rhb rhe rhh rhm rhn rho rhp rhr rhs rma rmb rme rmh rmm rmn rmo rmp rmr rms rna rnb rnh rnm rnn rno rnp rnr rns roa rob roe roh rom ron roo rop ror ros rpa rpb rpe rph rpm rpn rpo rpp rpr rps rra rrb rrh rrm rrn rrp rrr rrs rsa rsb rse rsh rsm rsn rso rsp rsr rss saa sab sae sah sam san sao sap sar sas sba sbb sbe sbh sbm sbn sbo sbp sbr sbs se- sea seb see seh sem sen seo sep ser ses sh- sha shb she shh shm shn sho shp shr shs sma smb sme smh smm smn smo smp smr sms sna snb sne snm snn sno snp snr sns soa sob soe soh som son soo sop sor sos spa spb spe sph spm spn spo spp spr sps sr- sra srb sre srh srm srn sro srp srr