a-a a-c a-z aaa aac aae aah aam aaz ac- aca acc ace ach acm acz aea aec aee aeh aem aez aha ahc ahe ahh ahm ahz ama amc ame amh amm amz az- aza aze azm azz c-- caa cac cae cah cam caz cca ccc cce cch ccm ccz ce- cea cec cee ceh cem cez ch- cha chc che chh chm chz cma cmc cme cmh cmm cz- czc cze czm eaa eac eae eah eam eaz ec- eca ecc ece ech ecm eea eec eee eem eha ehc ehe ehh ehm em- ema emc eme emh emm eze ezh ezz haa hac hae hah ham haz hca hcc hce hch hcm he- hea hec hee heh hem hez hha hhc hhe hhh hhm hhz hma hmc hme hmh hmm hmz hze maa mac mae mah mam maz mc- mca mcc mce mch mcm mcz mea mec mee meh mem mez mha mhc mhh mhm mhz mma mmc mme mmh mmm mmz mza mzm zaa zac zah zam zaz zce zea zec zee zeh zem zez zha zhc zhe zma zmc zmm zzz