c-- ccc cce cch cck ccl ccm ce- cec cee ceh cek cel cem ch- chc che chh chk chl chm ckc ckh ckm cl- clc cle clh clk cll clm cmc cme cmh cmk cml cmm ec- ecc ece ech eck ecl ecm eec eee eek eel eem ehc ehe ehh ehl ehm ekc eke ekh ekl elc ele elh elk ell elm em- emc eme emh emk eml emm hcc hce hch hck hcl hcm he- hec hee heh hek hel hem hhc hhe hhh hhk hhl hhm hkh hkk hkl hkm hlc hle hlh hll hlm hmc hme hmh hmk hml hmm kcc kce kch kck kcl kcm ke- kec kee keh kek kel kem khe khh khk khm kkc kke kkh kkk kkl kkm kl- klc klh klm kmc kme kmh kmk kml kmm lcc lce lch lck lcl lcm lec lee leh lek lel lem lhc lhh lhk lkh lkl llc lle llk lll llm lmc lme lmh lmk lml lmm mc- mcc mce mch mck mcl mcm mec mee meh mek mel mem mhc mhh mhk mhl mhm mkc mke mkh mkk mkl mkm mlc mle mlh mlk mll mlm mmc mme mmh mmk mml mmm