-er a-a aaa aae aam aao aar aav aea aee aem aeo aer aev ama ame amm amo amr amv aoa aoe aom aoo aor aov ar- ara are arm aro arr arv av- ava ave avm avo avr eaa eae eam eao ear eav eea eee eem eeo eer eev em- ema eme emm emo emr emv eo- eoa eoe eom eoo eor era ere erm ero err erv eva eve evm evo evr evv m-o m-r m-v maa mae mam mao mar mav mea mee mem meo mer mev mma mme mmm mmo mmr mmv moa moe mom moo mor mov mra mre mrm mro mrr mrv mva mve mvm mvo mvr mvv oaa oae oam oao oar oav oea oee oem oeo oer om- oma ome omm omo omr omv oo- ooa oom ooo oor oov or- ora ore orm oro orr orv ov- ova ove ovo ovv ra- raa rae ram rao rar rav re- rea ree rem reo rer rev rma rme rmm rmo rmr rmv roa roe rom roo ror rov rra rrm rrr rva rve rvm rvo rvr rvv v-a v-e vaa vae vam vao var vav vea vee vem veo ver vm- vma vmm vmo vmr voa voe vom voo vor vov vra vre vrm vrr vva vvm vvo vvr vvv