a-a a-c aaa aac aah aam aao aav ac- aca acc ach acm aco acv aha ahc ahh ahm aho ahv ama amc amh amm amo amv aoa aoc aoh aom aoo aov av- ava avc avh avm avo c-- caa cac cah cam cao cav cca ccc cch ccm cco ccv ch- cha chc chh chm cho chv cma cmc cmh cmm cmo cmv co- coa coc coh com coo cov cva cvc cvh cvm cvo cvv haa hac hah ham hao hav hca hcc hch hcm hco hcv hha hhc hhh hhm hho hhv hma hmc hmh hmm hmo hmv hoa hoc hoh hom hoo hov hv- hva hvc hvm hvo hvv m-o m-v maa mac mah mam mao mav mc- mca mcc mch mcm mco mcv mha mhc mhh mhm mho mhv mma mmc mmh mmm mmo mmv moa moc moh mom moo mov mva mvc mvm mvo mvv oaa oac oah oam oao oav oc- oca occ och ocm oco ocv oha ohc ohh ohm oho om- oma omc omh omm omo omv oo- ooa ooc ooh oom ooo oov ov- ova ovc ovh ovo ovv v-a vaa vac vah vam vao vav vca vcc vch vcm vco vh- vha vhc vho vm- vma vmc vmm vmo voa voc voh vom voo vov vva vvc vvm vvo vvv