a-a a-c aaa aac aae aah aak aam ac- aca acc ace ach ack acm aea aec aee aeh aek aem aha ahc ahe ahh ahk ahm aka akc ake akh akk akm ama amc ame amh amk amm c-- caa cac cae cah cak cam cca ccc cce cch cck ccm ce- cea cec cee ceh cek cem ch- cha chc che chh chk chm cka ckc ckh ckm cma cmc cme cmh cmk cmm eaa eac eae eah eak eam ec- eca ecc ece ech eck ecm eea eec eee eek eem eha ehc ehe ehh ehm eka ekc eke ekh em- ema emc eme emh emk emm haa hac hae hah hak ham hca hcc hce hch hck hcm he- hea hec hee heh hek hem hha hhc hhe hhh hhk hhm hka hkh hkk hkm hma hmc hme hmh hmk hmm ka- kaa kac kae kah kak kam kca kcc kce kch kck kcm ke- kea kec kee keh kek kem kha khe khh khk khm kkc kke kkh kkk kkm kma kmc kme kmh kmk kmm maa mac mae mah mak mam mc- mca mcc mce mch mck mcm mea mec mee meh mek mem mha mhc mhh mhk mhm mka mkc mke mkh mkk mkm mma mmc mme mmh mmk mmm