a-a a-b a-c aaa aab aac aae aah aam aap aas ab- aba abb abc abe abh abm abp abs ac- aca acb acc ace ach acm acp acs aea aeb aec aee aeh aem aep aes aha ahb ahc ahe ahh ahm ahp ahs ama amb amc ame amh amm amp ams ap- apa apb apc ape aph apm app aps as- asa asb asc ase ash asm asp ass b-p baa bab bac bae bah bam bap bas bba bbb bbc bbe bbh bbm bbp bbs bca bcb bcc bce bch bcm bcp bcs be- bea beb bec bee beh bem bep bes bha bhb bhc bhe bhh bhm bhp bhs bma bmb bmc bme bmh bmm bmp bms bpa bpb bpc bpe bph bpm bpp bps bsa bsb bsc bse bsh bsm bsp bss c-- caa cab cac cae cah cam cap cas cba cbb cbc cbe cbh cbm cbp cbs cca ccb ccc cce cch ccm ccp ccs ce- cea ceb cec cee ceh cem cep ces ch- cha chb chc che chh chm chp chs cma cmb cmc cme cmh cmm cmp cms cpa cpb cpc cpe cph cpm cpp cps csa csb csc cse csh csm csp css eaa eab eac eae eah eam eap eas eba ebb ebc ebe ebh ebm ebp ebs ec- eca ecb ecc ece ech ecm ecs eea eeb eec eee eem eep ees eha ehb ehc ehe ehh ehm ehp ehs em- ema emb emc eme emh emm emp ems ep- epa epb epc epe eph epm epp eps es- esa esb esc ese esh esm esp ess haa hab hac hae hah ham hap has hba hbb hbc hbe hbh hbm hbp hbs hca hcb hcc hce hch hcm hcp hcs he- hea heb hec hee heh hem hep hes hha hhb hhc hhe hhh hhm hhp hhs hma hmb hmc hme hmh hmm hmp hms hpa hpb hpc hpe hph hpm hpp hps hsa hsb hsc hse hsh hsm hsp hss maa mab mac mae mah mam map mas mba mbb mbc mbe mbh mbm mbp mbs mc- mca mcb mcc mce mch mcm mcp mcs mea meb mec mee meh mem mep mes mha mhc mhh mhm mhp mhs mma mmb mmc mme mmh mmm mmp mms mpa mpb mpc mpe mph mpm mpp mps msa msb msc mse msh msm msp mss p-p paa pab pac pae pah pam pap pas pba pbb pbc pbe pbm pbp pbs pca pcb pcc pce pch pcm pcp pcs pea peb pec pee peh pem pep pes pha phb phc phe phm php phs pma pmb pmc pme pmh pmm pmp pms ppa ppb ppc ppe pph ppm ppp pps ps- psa psb psc pse psh psm psp pss saa sab sac sae sah sam sap sas sba sbb sbc sbe sbh sbm sbp sbs sca scb scc sce sch scm scp scs se- sea seb sec see seh sem sep ses sh- sha shb shc she shh shm shp shs sma smb smc sme smh smm smp sms spa spb spc spe sph spm spp sps ss- ssa ssb ssc sse ssh ssm ssp sss