-er a-a aaa aae aag aam aar aav aea aee aeg aem aer aev ag- aga age agg agm agr agv ama ame amg amm amr amv ar- ara are arg arm arr arv av- ava ave avg avm avr eaa eae eag eam ear eav eea eee eeg eem eer eev ega ege egg egm egr em- ema eme emg emm emr emv era ere erg erm err erv eva eve evg evm evr evv gaa gae gag gam gar gav ge- gea gee geg gem ger gev gga ggg ggm ggr ggv gma gme gmg gmm gmr gmv gra gre grg grm grr grv gva gve gvg gvm gvr m-r m-v maa mae mag mam mar mav mea mee meg mem mer mev mga mge mgm mgr mgv mma mme mmg mmm mmr mmv mra mre mrg mrm mrr mrv mva mve mvg mvm mvr mvv ra- raa rae rag ram rar rav re- rea ree reg rem rer rev rga rge rgg rgr rgv rma rme rmg rmm rmr rmv rra rrg rrm rrr rva rve rvg rvm rvr rvv v-a v-e vaa vae vag vam var vav vea vee veg vem ver vga vgg vgm vgr vm- vma vmm vmr vra vre vrg vrm vrr vva vvg vvm vvr vvv