-er a-a a-b aaa aab aad aae aag aam aar aav ab- aba abb abd abe abg abm abr abv ad- ada adb add ade adg adm adr adv aea aeb aed aee aeg aem aer aev ag- aga agb agd age agg agm agr agv ama amb amd ame amg amm amr amv ar- ara arb ard are arg arm arr arv av- ava avb avd ave avg avm avr baa bab bad bae bag bam bar bav bba bbb bbd bbe bbg bbm bbr bda bdb bdd bde bdg bdm bdr bdv be- bea beb bed bee beg bem ber bev bga bgb bgd bge bgg bgm bgr bgv bma bmb bmd bme bmg bmm bmr bmv bra brb brd bre brg brm brr brv bva bvb bvd bve bvg bvm bvr bvv daa dab dad dae dag dam dar dav dba dbb dbd dbe dbg dbm dbr dbv dda ddb ddd dde ddg ddm ddr de- dea deb ded dee deg dem der dev dga dgd dge dgg dgm dgr dma dmb dmd dme dmg dmm dmr dmv dra drb drd dre drg drm drr drv dva dvb dvd dve dvg dvm dvr eaa eab ead eae eag eam ear eav eba ebb ebd ebe ebg ebm ebr ebv ed- eda edb edd ede edg edm edr eea eeb eed eee eeg eem eer eev ega egb egd ege egg egm egr em- ema emb emd eme emg emm emr emv era erb erd ere erg erm err erv eva evb evd eve evg evm evr evv g-d gaa gab gad gae gag gam gar gav gba gbd gbe gbg gbm gbr gbv gda gdb gdd gde gdm gdr gdv ge- gea geb ged gee geg gem ger gev gga ggb ggd ggg ggm ggr ggv gma gmb gmd gme gmg gmm gmr gmv gra grb grd gre grg grm grr grv gva gvb gvd gve gvg gvm gvr m-r m-v maa mab mad mae mag mam mar mav mba mbb mbd mbe mbg mbm mbr mbv mda mdb mdd mde mdg mdm mdr mdv mea meb med mee meg mem mer mev mga mgb mgd mge mgm mgr mgv mma mmb mmd mme mmg mmm mmr mmv mra mrb mrd mre mrg mrm mrr mrv mva mvb mvd mve mvg mvm mvr mvv ra- raa rab rad rae rag ram rar rav rba rbb rbd rbe rbg rbm rbr rda rdb rdd rde rdg rdm rdr rdv re- rea reb red ree reg rem rer rev rga rgb rgd rge rgg rgr rgv rma rmb rmd rme rmg rmm rmr rmv rra rrb rrd rrg rrm rrr rva rvb rvd rve rvg rvm rvr rvv v-a v-e vaa vab vad vae vag vam var vav vba vbd vbg vbm vbr vbv vdb vdd vde vdg vdm vdr vdv vea veb ved vee veg vem ver vga vgg vgm vgr vm- vma vmd vmm vmr vra vrb vrd vre vrg vrm vrr vva vvb vvg vvm vvr vvv

a-be aaaa aaab aaad aaae aaam aaar aaav aaba aabb aabd aabm aada aade aaea aaem aaev aage aama aamb aamd aame aamr aara aard aare aarm aava abaa abab abad abae abag abam abar abb- abba abbb abbe abbr abda abed abee aber abgd abma abmb abra abva abvd adaa adab adad adae adag adam adar adba adda addd adde addr adea adeb adee adem ader adma admb adme admr adra adre advb aede aeer aega aer- aera aerd aeva agad agag agam agar agav agba agda agde agea aged agee agem ager agga agge agma agme agra agre agva amaa amad amae amag amam amar amb- amba ambe ambr amda amed amee amer amga amm- amma amme amra arab arad arae arag aram arar arba arbe arda arde ardm area ared aree areg arem arev arga argb arge arma armd arme armm arr- arra arre arrg arrr arva arve avab avar avda avea aver avma avra avre avva baaa baad baam baar baba babb babe babm babr bada badb badd bade badr baed baer baga bage bagg bama bamb bame bamm bar- bara barb bard bare barg barm barr bava bave bbad bbbb bbdd bbeb bbga bbgm bbmg bbrg bd-r bdav bdrm bead beag beam bear beav beba bebb bebe beda bede beeb beed beeg beem beer bega begg bema beme bera berd bere berg berm berr bgdv bmaa bmag bmdb brab brad brae brag bram brav brda brdm brea breb bred bree breg brem brer brev brrm brrr brvm daab daad daae daag daam daar daba dabb dada dade daeb daem daer daga dage dagg dagr dagv dama damb dame damm dara darb dard dare darg darr dava dave dbag dbar dddd ddre dead deae dear deba debe deda dedd dede deeb deed deeg deem deer deev dega dege dem- dema demb demd deme der- dera derb dere derg derm derr derv deva deve dgeg dgge dmaa dmab dmae dmba dmea dmrb dmrg draa drab drad drag dram drar drba drda drea dred dree dreg drem drev drge drra dvar dvda dvdr dvra eaba eada eadb eadd eaga eage eama eame eara earb eard eare eave ebam ebba ebbr ebed eber edad edag edam edar edda edde eddm ede- edea edem eder edge edma edme edra edrm edve eede eeea eeee eega eera eerg eeva egaa egad egae egar egba egbe egea egee egem eger eggb egge egma egra egre emad emae emag emam emar emba embd embe embr emer emma emme emra emre erad eram erba erbb erbe erda erde ereb ered erem erer erev erg- erga ergg erma erme erra erre erve evae evar evdb evea ever evga evra evre gaar gaba gabb gabe gabr gada gadd gade gadm gaea gaed gaer gaga gage gagg gam- gama gamb game gamm gara garb gard gare garg garm garr garv gava gave gbag gbde gddb geab gead gear geba gebe geda gedd gede geed geer gege gegg gem- gema gemm gemr gera gerb gerd gere germ