-er a-a a-b a-c aaa aab aac aae aah aam aar aas ab- aba abb abc abe abh abm abr abs ac- aca acb acc ace ach acm acr acs aea aeb aec aee aeh aem aer aes aha ahb ahc ahe ahh ahm ahr ahs ama amb amc ame amh amm amr ams ar- ara arb arc are arh arm arr ars as- asa asb asc ase ash asm asr ass baa bab bac bae bah bam bar bas bba bbb bbc bbe bbh bbm bbr bbs bca bcb bcc bce bch bcm bcr bcs be- bea beb bec bee beh bem ber bes bha bhb bhc bhe bhh bhm bhr bhs bma bmb bmc bme bmh bmm bmr bms bra brb bre brh brm brr brs bsa bsb bsc bse bsh bsm bsr bss c-- caa cab cac cae cah cam car cas cba cbb cbc cbe cbh cbm cbr cbs cca ccb ccc cce cch ccm ccr ccs ce- cea ceb cec cee ceh cem cer ces ch- cha chb chc che chh chm chr chs cma cmb cmc cme cmh cmm cmr cms cra crb crc cre crh crm crr crs csa csb csc cse csh csm csr css eaa eab eac eae eah eam ear eas eba ebb ebc ebe ebh ebm ebr ebs ec- eca ecb ecc ece ech ecm ecr ecs eea eeb eec eee eem eer ees eha ehb ehc ehe ehh ehm ehr ehs em- ema emb emc eme emh emm emr ems era erb erc ere erh erm err ers es- esa esb esc ese esh esm esr ess haa hab hac hae hah ham har has hba hbb hbc hbe hbh hbm hbr hbs hca hcb hcc hce hch hcm hcr hcs he- hea heb hec hee heh hem her hes hha hhb hhc hhe hhh hhm hhr hhs hma hmb hmc hme hmh hmm hmr hms hr- hra hrb hrc hre hrh hrm hrr hrs hsa hsb hsc hse hsh hsm hsr hss m-r maa mab mac mae mah mam mar mas mba mbb mbc mbe mbh mbm mbr mbs mc- mca mcb mcc mce mch mcm mcr mcs mea meb mec mee meh mem mer mes mha mhc mhh mhm mhr mhs mma mmb mmc mme mmh mmm mmr mms mra mrb mrc mre mrh mrm mrr mrs msa msb msc mse msh msm msr mss ra- raa rab rac rae rah ram rar ras rba rbb rbc rbe rbh rbm rbr rbs rca rcb rcc rce rch rcm rcr rcs re- rea reb rec ree reh rem rer res rh- rha rhb rhc rhe rhh rhm rhr rhs rma rmb rmc rme rmh rmm rmr rms rra rrb rrc rrh rrm rrr rrs rsa rsb rsc rse rsh rsm rsr rss saa sab sac sae sah sam sar sas sba sbb sbc sbe sbh sbm sbr sbs sca scb scc sce sch scm scr scs se- sea seb sec see seh sem ser ses sh- sha shb shc she shh shm shr shs sma smb smc sme smh smm smr sms sr- sra srb src sre srh srm srr srs ss- ssa ssb ssc sse ssh ssm ssr sss

-ase a-be a-ha aaaa aaab aaac aaae aaah aaam aaar aaas aaba aabb aabc aabh aabm aaca aacb aacc aace aach aacm aacr aacs aaea aaec aaem aaes aaha aahs aama aamb aamc aame aamr aams aara aarc aare aarm aars aasa aasc aase aasm aass abaa abab abac abae abam abar abas abb- abba abbb abbe abbr abbs abca abcb abcc abch abcr abcs abec abee aber abes abha abhm abhr abhs abma abmb abmc abms abra abrc abrs abs- absa abse abss acaa acab acac acae acar acas acba acca accc acce acch accm accs ace- acea acec aceh acem acer aces acha ache achh achr achs acma acmc acme acmh acms acr- acra acrc acre acrm acrr acrs acsa acsc acse acsm acss aeac aeas aebs aecb aeer aer- aera aerc aers aesc aess ahab ahac ahah aham ahar ahas ahem ahha ahhs ahmc ahme ahms ahra ahrc ahre ahrr ahrs ahsa ahse ahss amaa amac amae amah amam amar amas amb- amba ambe ambr ambs amca amcc amcs amec amee amer ames amhs amm- amma amme amra amrc amsa amsc amss arab arac arae arah aram arar aras arba arbe arbh arbs arc- arca arce arch arcm arcs area arec aree areh arem ares arh- arhs arma armc arme armh armm arms arr- arra arrc arre arrh arrr arrs ars- arsa arsc arse asaa asab asac asae asah asam asar asas asba asbm asc- asca ascb ascc asce asch ascr asea asec asee aseh asem aser ases asha ashe ashs asma asme asmm asmr asms asra asrc asrm asrs assa assc asse assh assr asss baaa baah baam baar baas baba babb babe babm babr babs bac- baca bacc bace bach bacs baer baes baha bahr bahs bama bamb bamc bame bamm bams bar- bara barb barc bare barh barm barr bars basa basc base bash bass bbas bbbb bbbs bbch bbcm bbeb bbhs bbrc bcaa bcam bcar bcas bcbc bcbs bcca bccc bccm bccs bcec bcer bces bche bchs bcma bcms bcra bcrs bcsa bcsc bcsm bcss beah beam bear beas beba bebb bebe beca bech becs beeb beem beer bees behm behr behs bema beme bera berc bere berm berr bers bes- besa bese besh besm bess bhar bhca bhcc bher bhhs bhms bhra bmaa bmce bmhs brab brac brae brah bram bras brca brcb brce brea breb brec bree brem brer bres brhs brmc brrm brrr brrs brsb brsr bsaa bsac bsam bsas bscs bsea bseb bsec bsee bser bses bshs bsms bsra bsrm bssc bsse bssm caaa caab caac caah caam caas caba cabe cabs cac- caca cacc cace cach cacm cacr caec caem caer caes caha cahe cahs cama camb camc came camh camm cams cara carb carc care carm carr cars casa casb casc case cash casm