a-a a-c a-z aaa aac aah aam aao aap aaz ac- aca acc ach acm aco acp acz aha ahc ahh ahm aho ahp ahz ama amc amh amm amo amp amz aoa aoc aoh aom aoo aop ap- apa apc aph apm apo app az- aza azm azo azp azz c-- caa cac cah cam cao cap caz cca ccc cch ccm cco ccp ccz ch- cha chc chh chm cho chp chz cma cmc cmh cmm cmo cmp co- coa coc coh com coo cop coz cpa cpc cph cpm cpo cpp cpz cz- czc czm czo haa hac hah ham hao hap haz hca hcc hch hcm hco hcp hha hhc hhh hhm hho hhp hhz hma hmc hmh hmm hmo hmp hmz hoa hoc hoh hom hoo hop hpa hpc hph hpm hpo hpp hzo hzp m-o maa mac mah mam mao map maz mc- mca mcc mch mcm mco mcp mcz mha mhc mhh mhm mho mhp mhz mma mmc mmh mmm mmo mmp mmz moa moc moh mom moo mop moz mpa mpc mph mpm mpo mpp mza mzm mzp oaa oac oah oam oao oap oc- oca occ och ocm oco ocp ocz oha ohc ohh ohm oho ohp om- oma omc omh omm omo omp omz oo- ooa ooc ooh oom ooo oop op- opa opc oph opm opo opp oza ozm ozo ozz p-p paa pac pah pam pao pap paz pca pcc pch pcm pco pcp pha phc phm pho php pma pmc pmh pmm pmo pmp pmz poa poc poh pom poo pop poz ppa ppc pph ppm ppo ppp ppz pzc pzm pzp zaa zac zah zam zao zap zaz zco zha zhc zho zma zmc zmm zmp zo- zoa zoc zom zoo zpc zpm zpo zpp zzz