a-a a-c aaa aac aae aah aam aap aax ac- aca acc ace ach acm acp acx aea aec aee aeh aem aep aex aha ahc ahe ahh ahm ahp ahx ama amc ame amh amm amp amx ap- apa apc ape aph apm app apx ax- axa axe axh axm axp axx c-- caa cac cae cah cam cap cax cca ccc cce cch ccm ccp ccx ce- cea cec cee ceh cem cep cex ch- cha chc che chh chm chp chx cma cmc cme cmh cmm cmp cmx cpa cpc cpe cph cpm cpp cpx cxc cxh cxp cxx eaa eac eae eah eam eap eax ec- eca ecc ece ech ecm ecx eea eec eee eem eep eex eha ehc ehe ehh ehm ehp em- ema emc eme emh emm emp emx ep- epa epc epe eph epm epp epx ex- exa exc exe exh exp exx haa hac hae hah ham hap hax hca hcc hce hch hcm hcp he- hea hec hee heh hem hep hex hha hhc hhe hhh hhm hhp hma hmc hme hmh hmm hmp hmx hpa hpc hpe hph hpm hpp hxc hxm maa mac mae mah mam map max mc- mca mcc mce mch mcm mcp mcx mea mec mee meh mem mep mex mha mhc mhh mhm mhp mhx mma mmc mme mmh mmm mmp mmx mpa mpc mpe mph mpm mpp mpx mxa mxc mxp p-p paa pac pae pah pam pap pax pca pcc pce pch pcm pcp pcx pea pec pee peh pem pep pex pha phc phe phm php phx pma pmc pme pmh pmm pmp pmx ppa ppc ppe pph ppm ppp ppx pxc pxe pxm xaa xac xam xap xch xcp xcx xee xem xep xex xhp xma xmc xmh xmm xmp xmx xpa xpc xpe xpm xpp xxp xxx