a-a a-c aaa aac aaf aak aam aap ac- aca acc acf ack acm acp af- afa afc aff afk afm afp aka akc akk akm akp ama amc amf amk amm amp ap- apa apc apf apk apm app c-- caa cac caf cak cam cap cca ccc ccf cck ccm ccp cfa cfc cff cfk cfm cfp cka ckc ckm cma cmc cmf cmk cmm cmp cpa cpc cpf cpk cpm cpp faa fac faf fak fam fap fca fcc fcf fck fcm fcp ffa ffc fff ffk ffm ffp fka fkc fkf fkk fkm fkp fma fmc fmf fmm fmp fpa fpc fpk fpm fpp ka- kaa kac kaf kak kam kap kca kcc kck kcm kcp kfa kfc kff kfm kkc kkk kkm kkp kma kmc kmf kmk kmm kmp kpa kpc kpf kpk kpm kpp m-f maa mac maf mak mam map mc- mca mcc mcf mck mcm mcp mfa mfc mff mfm mfp mka mkc mkk mkm mkp mma mmc mmf mmk mmm mmp mpa mpc mpf mpk mpm mpp p-p paa pac paf pak pam pap pca pcc pcf pck pcm pcp pfa pfc pff pfk pfm pfp pka pkc pkf pkm pkp pma pmc pmf pmk pmm pmp ppa ppc ppf ppk ppm ppp