-er a-a aaa aad aae aag aak aam aar ad- ada add ade adg adk adm adr aea aed aee aeg aek aem aer ag- aga agd age agg agk agm agr aka akd ake akg akk akm akr ama amd ame amg amk amm amr ar- ara ard are arg ark arm arr daa dad dae dag dak dam dar dda ddd dde ddg ddk ddm ddr de- dea ded dee deg dek dem der dga dgd dge dgg dgk dgm dgr dka dke dkg dkk dkm dkr dma dmd dme dmg dmk dmm dmr dra drd dre drg drk drm drr eaa ead eae eag eak eam ear ed- eda edd ede edg edk edm edr eea eed eee eeg eek eem eer ega egd ege egg egm egr eka ekd eke ekg ekr em- ema emd eme emg emk emm emr era erd ere erg erk erm err g-d gaa gad gae gag gak gam gar gda gdd gde gdk gdm gdr ge- gea ged gee geg gek gem ger gga ggd ggg ggm ggr gka gkd gkm gma gmd gme gmg gmm gmr gra grd gre grg grk grm grr ka- kaa kad kae kag kak kam kar kda kde kdg kdk kdm kdr ke- kea ked kee keg kek kem ker kga kgd kgm kke kkk kkm kkr kma kmd kme kmg kmk kmm kra krd krg krk krr m-r maa mad mae mag mak mam mar mda mdd mde mdg mdk mdm mdr mea med mee meg mek mem mer mga mgd mge mgk mgm mgr mka mkd mke mkg mkk mkm mkr mma mmd mme mmg mmk mmm mmr mra mrd mre mrg mrk mrm mrr ra- raa rad rae rag rak ram rar rda rdd rde rdg rdm rdr re- rea red ree reg rek rem rer rga rgd rge rgg rgk rgr rke rkg rkk rkm rma rmd rme rmg rmm rmr rra rrd rrg rrk rrm rrr