-er a-a a-b aaa aab aae aag aah aam aao aap aar aas ab- aba abb abe abg abh abm abo abp abr abs aea aeb aee aeg aeh aem aeo aep aer aes ag- aga agb age agg agh agm ago agp agr ags aha ahb ahe ahg ahh ahm aho ahp ahr ahs ama amb ame amg amh amm amo amp amr ams aoa aob aoe aog aoh aom aoo aop aor aos ap- apa apb ape apg aph apm apo app apr aps ar- ara arb are arg arh arm aro arp arr ars as- asa asb ase asg ash asm aso asp asr ass b-p baa bab bae bag bah bam bao bap bar bas bba bbb bbe bbg bbh bbm bbo bbp bbr bbs be- bea beb bee beg beh bem beo bep ber bes bga bgb bge bgg bgh bgm bgo bgp bgr bgs bha bhb bhe bhg bhh bhm bho bhp bhr bhs bma bmb bme bmg bmh bmm bmo bmp bmr bms boa bob boe bog boh bom boo bop bor bos bpa bpb bpe bpg bph bpm bpo bpp bpr bps bra brb bre brg brh brm bro brp brr brs bsa bsb bse bsg bsh bsm bso bsp bsr bss eaa eab eae eag eah eam eao eap ear eas eba ebb ebe ebg ebh ebm ebo ebp ebr ebs eea eeb eee eeg eem eeo eep eer ees ega egb ege egg egh egm ego egp egr egs eha ehb ehe ehg ehh ehm eho ehp ehr ehs em- ema emb eme emg emh emm emo emp emr ems eo- eoa eob eoe eog eoh eom eoo eop eor eos ep- epa epb epe epg eph epm epo epp epr eps era erb ere erg erh erm ero erp err ers es- esa esb ese esg esh esm eso esp esr ess g-p gaa gab gae gag gah gam gao gap gar gas gba gbe gbg gbh gbm gbo gbp gbr gbs ge- gea geb gee geg geh gem geo gep ger ges gga ggb ggg ggh ggm ggo ggp ggr ggs gha ghb ghe ghg ghh gho ghp ghr ghs gma gmb gme gmg gmh gmm gmo gmp gmr gms goa gob goe gog goh gom goo gop gor gos gpa gpb gpe gpg gph gpm gpo gpp gpr gps gra grb gre grg grh grm gro grp grr grs gsa gsb gse gsg gsm gso gsp gsr gss haa hab hae hag hah ham hao hap har has hba hbb hbe hbg hbh hbm hbo hbp hbr hbs he- hea heb hee heg heh hem heo hep her hes hga hgb hge hgg hgh hgm hgo hgp hgr hgs hha hhb hhe hhg hhh hhm hho hhp hhr hhs hma hmb hme hmg hmh hmm hmo hmp hmr hms hoa hob hoe hog hoh hom hoo hop hor hos hpa hpb hpe hpg hph hpm hpo hpp hpr hps hr- hra hrb hre hrg hrh hrm hro hrp hrr hrs hsa hsb hse hsg hsh hsm hsp hsr hss m-o m-r maa mab mae mag mah mam mao map mar mas mba mbb mbe mbg mbh mbm mbo mbp mbr mbs mea meb mee meg meh mem meo mep mer mes mga mgb mge mgh mgm mgo mgp mgr mgs mha mhg mhh mhm mho mhp mhr mhs mma mmb mme mmg mmh mmm mmo mmp mmr mms moa mob moe mog moh mom moo mop mor mos mpa mpb mpe mpg mph mpm mpo mpp mpr mps mra mrb mre mrg mrh mrm mro mrp mrr mrs msa msb mse msg msh msm mso msp msr mss oaa oab oae oag oah oam oao oap oar oas ob- oba obb obe obg obh obm obo obp obr obs oea oeb oee oeg oeh oem oeo oep oer oes oga oge ogg ogh ogo ogp ogs oha ohe ohg ohh ohm oho ohp ohr ohs om- oma omb ome omg omh omm omo omp omr oms oo- ooa oob oog ooh oom ooo oop oor oos op- opa opb ope opg oph opm opo opp opr ops or- ora orb ore org orh orm oro orp orr ors os- osa osb ose osg osh osm oso osp osr oss p-p paa pab pae pag pah pam pao pap par pas pba pbb pbe pbg pbm pbo pbp pbr pbs pea peb pee peg peh pem peo pep per pes pga pgb pge pgg pgh pgm pgo pgp pgr pgs pha phb phe phg phm pho php phr phs pma pmb pme pmg pmh pmm pmo pmp pmr pms poa pob poe pog poh pom poo pop por pos ppa ppb ppe ppg pph ppm ppo ppp ppr pps pra prb pre prg prh prm pro prp prr prs ps- psa psb pse psg psh psm pso psp psr pss ra- raa rab rae rag rah ram rao rap rar ras rba rbb rbe rbg rbh rbm rbo rbp rbr rbs re- rea reb ree reg reh rem reo rep rer res rga rgb rge rgg rgh rgo rgp rgr rgs rh- rha rhb rhe rhg rhh rhm rho rhp rhr rhs rma rmb rme rmg rmh rmm rmo rmp rmr rms roa rob roe rog roh rom roo rop ror ros rpa rpb rpe rpg rph rpm rpo rpp rpr rps rra rrb rrg rrh rrm rrp rrr rrs rsa rsb rse rsg rsh rsm rso rsp rsr rss saa sab sae sag sah sam sao sap sar sas sba sbb sbe sbg sbh sbm sbo sbp sbr sbs se- sea seb see seg seh sem seo sep ser ses sga sgb sge sgg sgh sgm sgo sgp sgr sgs sh- sha shb she shg shh shm sho shp shr shs sma smb sme smg smh smm smo smp smr sms soa sob soe sog soh som soo sop sor sos spa spb spe spg sph spm spo spp spr sps sr- sra srb sre srg srh