a-a a-b aaa aab aae aah aaj aam aao aas ab- aba abb abe abh abj abm abo abs aea aeb aee aeh aej aem aeo aes aha ahb ahe ahh ahj ahm aho ahs aja ajb aje ajh ajj ajm ajo ajs ama amb ame amh amm amo ams aoa aob aoe aoh aoj aom aoo aos as- asa asb ase ash asj asm aso ass baa bab bae bah baj bam bao bas bba bbb bbe bbh bbm bbo bbs be- bea beb bee beh bem beo bes bha bhb bhe bhh bhj bhm bho bhs bja bjj bjm bjs bma bmb bme bmh bmj bmm bmo bms boa bob boe boh boj bom boo bos bsa bsb bse bsh bsj bsm bso bss eaa eab eae eah eaj eam eao eas eba ebb ebe ebh ebj ebm ebo ebs eea eeb eee eem eeo ees eha ehb ehe ehh ehm eho ehs eja ejo em- ema emb eme emh emm emo ems eo- eoa eob eoe eoh eom eoo eos es- esa esb ese esh esm eso ess haa hab hae hah haj ham hao has hba hbb hbe hbh hbj hbm hbo hbs he- hea heb hee heh hej hem heo hes hha hhb hhe hhh hhj hhm hho hhs hja hjm hjo hjs hma hmb hme hmh hmj hmm hmo hms hoa hob hoe hoh hom hoo hos hsa hsb hse hsh hsj hsm hss jaa jab jae jah jaj jam jao jas jba jbj jbm jbo jbs jea jeb jee jeh jej jem jeo jes jha jhe jhj jho jhs jja jjb jjj jjs jma jmb jme jmj jmm jmo jms joa job joe joh joj jom joo jos jsa jsb jse jsh jsj jsm jso jss m-o maa mab mae mah maj mam mao mas mba mbb mbe mbh mbj mbm mbo mbs mea meb mee meh mej mem meo mes mha mhh mhm mho mhs mjb mje mjj mjm mjs mma mmb mme mmh mmj mmm mmo mms moa mob moe moh mom moo mos msa msb mse msh msj msm mso mss oaa oab oae oah oaj oam oao oas ob- oba obb obe obh obj obm obo obs oea oeb oee oeh oem oeo oes oha ohe ohh ohm oho ohs oja ojb oje ojm ojo ojs om- oma omb ome omh omj omm omo oms oo- ooa oob ooh oom ooo oos os- osa osb ose osh osj osm oso oss saa sab sae sah saj sam sao sas sba sbb sbe sbh sbj sbm sbo sbs se- sea seb see seh sej sem seo ses sh- sha shb she shh shm sho shs sja sjb sje sjh sjj sjm sjs sma smb sme smh smm smo sms soa sob soe soh soj som soo sos ss- ssa ssb sse ssh ssj ssm sso sss