a-a a-c aaa aac aah aam aao aar ac- aca acc ach acm aco acr aha ahc ahh ahm aho ahr ama amc amh amm amo amr aoa aoc aoh aom aoo aor ar- ara arc arh arm aro arr c-- caa cac cah cam cao car cca ccc cch ccm cco ccr ch- cha chc chh chm cho chr cma cmc cmh cmm cmo cmr co- coa coc coh com coo cor cra crc crh crm cro crr haa hac hah ham hao har hca hcc hch hcm hco hcr hha hhc hhh hhm hho hhr hma hmc hmh hmm hmo hmr hoa hoc hoh hom hoo hor hr- hra hrc hrh hrm hro hrr m-o m-r maa mac mah mam mao mar mc- mca mcc mch mcm mco mcr mha mhc mhh mhm mho mhr mma mmc mmh mmm mmo mmr moa moc moh mom moo mor mra mrc mrh mrm mro mrr oaa oac oah oam oao oar oc- oca occ och ocm oco ocr oha ohc ohh ohm oho ohr om- oma omc omh omm omo omr oo- ooa ooc ooh oom ooo oor or- ora orc orh orm oro orr ra- raa rac rah ram rao rar rca rcc rch rcm rco rcr rh- rha rhc rhh rhm rho rhr rma rmc rmh rmm rmo rmr roa roc roh rom roo ror rra rrc rrh rrm rrr