a-a a-c aaa aac aah aam aao aap aas ac- aca acc ach acm aco acp acs aha ahc ahh ahm aho ahp ahs ama amc amh amm amo amp ams aoa aoc aoh aom aoo aop aos ap- apa apc aph apm apo app aps as- asa asc ash asm aso asp ass c-- caa cac cah cam cao cap cas cca ccc cch ccm cco ccp ccs ch- cha chc chh chm cho chp chs cma cmc cmh cmm cmo cmp cms co- coa coc coh com coo cop cos cpa cpc cph cpm cpo cpp cps csa csc csh csm cso csp css haa hac hah ham hao hap has hca hcc hch hcm hco hcp hcs hha hhc hhh hhm hho hhp hhs hma hmc hmh hmm hmo hmp hms hoa hoc hoh hom hoo hop hos hpa hpc hph hpm hpo hpp hps hsa hsc hsh hsm hsp hss m-o maa mac mah mam mao map mas mc- mca mcc mch mcm mco mcp mcs mha mhc mhh mhm mho mhp mhs mma mmc mmh mmm mmo mmp mms moa moc moh mom moo mop mos mpa mpc mph mpm mpo mpp mps msa msc msh msm mso msp mss oaa oac oah oam oao oap oas oc- oca occ och ocm oco ocp ocs oha ohc ohh ohm oho ohp ohs om- oma omc omh omm omo omp oms oo- ooa ooc ooh oom ooo oop oos op- opa opc oph opm opo opp ops os- osa osc osh osm oso osp oss p-p paa pac pah pam pao pap pas pca pcc pch pcm pco pcp pcs pha phc phm pho php phs pma pmc pmh pmm pmo pmp pms poa poc poh pom poo pop pos ppa ppc pph ppm ppo ppp pps ps- psa psc psh psm pso psp pss saa sac sah sam sao sap sas sca scc sch scm sco scp scs sh- sha shc shh shm sho shp shs sma smc smh smm smo smp sms soa soc soh som soo sop sos spa spc sph spm spo spp sps ss- ssa ssc ssh ssm sso ssp sss