-er a-a a-b aaa aab aae aag aam aao aar ab- aba abb abe abg abm abo abr aea aeb aee aeg aem aeo aer ag- aga agb age agg agm ago agr ama amb ame amg amm amo amr aoa aob aoe aog aom aoo aor ar- ara arb are arg arm aro arr baa bab bae bag bam bao bar bba bbb bbe bbg bbm bbo bbr be- bea beb bee beg bem beo ber bga bgb bge bgg bgm bgo bgr bma bmb bme bmg bmm bmo bmr boa bob boe bog bom boo bor bra brb bre brg brm bro brr eaa eab eae eag eam eao ear eba ebb ebe ebg ebm ebo ebr eea eeb eee eeg eem eeo eer ega egb ege egg egm ego egr em- ema emb eme emg emm emo emr eo- eoa eob eoe eog eom eoo eor era erb ere erg erm ero err gaa gab gae gag gam gao gar gba gbe gbg gbm gbo gbr ge- gea geb gee geg gem geo ger gga ggb ggg ggm ggo ggr gma gmb gme gmg gmm gmo gmr goa gob goe gog gom goo gor gra grb gre grg grm gro grr m-o m-r maa mab mae mag mam mao mar mba mbb mbe mbg mbm mbo mbr mea meb mee meg mem meo mer mga mgb mge mgm mgo mgr mma mmb mme mmg mmm mmo mmr moa mob moe mog mom moo mor mra mrb mre mrg mrm mro mrr oaa oab oae oag oam oao oar ob- oba obb obe obg obm obo obr oea oeb oee oeg oem oeo oer oga oge ogg ogo om- oma omb ome omg omm omo omr oo- ooa oob oog oom ooo oor or- ora orb ore org orm oro orr ra- raa rab rae rag ram rao rar rba rbb rbe rbg rbm rbo rbr re- rea reb ree reg rem reo rer rga rgb rge rgg rgo rgr rma rmb rme rmg rmm rmo rmr roa rob roe rog rom roo ror rra rrb rrg rrm rrr

a-be aaaa aaab aaae aaam aaar aaba aabb aabm aaea aaem aage aama aamb aame aamo aamr aaoe aaoo aara aare aarm aaro abaa abab abae abag abam abar abb- abba abbb abbe abbo abbr abee aber abma abmb aboa abob aboo abor abra abro aeer aega aeom aer- aera aero ag-o agag agam agao agar agba agbo agea agee agem ager agga agge agma agme agob agog agoo agra agre agro amaa amae amag amam amar amb- amba ambe ambo ambr amee amer amga amm- amma amme ammo amob amog amoo amor amra amro aoba aogm aoma aomg aora aorb arab arae arag aram arar arba arbe area aree areg arem areo arga argb arge argo arma arme armm armo aroa arob aroe arom aroo aror arr- arra arre arrg arro arrr baaa baam baar baba babb babe babm babo babr baer baga bage bagg bago bama bamb bame bamm bar- bara barb bare barg barm baro barr bbbb bbeb bbga bbgm bbmg bbrg beag beam bear beba bebb bebe bebo beeb beeg beem beer bega begg bego bema beme beo- beor bera bere berg berm bero berr bmaa bmag boab boag boar boba bobb bobe bobo boea boee boeo boer boga boge bogg bogo boma bomb bome boob booe boog boom boor bor- bora bore borg borm boro borr brab brae brag bram brao brea breb bree breg brem breo brer broa brob broe brog brom broo bror brrm brrr eaba eaga eage eama eame eaom eara earb eare earo ebam ebba ebbo ebbr eber eboe eboo ebor ebro eeea eeee eega eemo eera eerg eero egaa egae egao egar egba egbe egea egee egem eger eggb egge eggo egma ego- egor egra egre emae emag emam emar emba embe embo embr emer emma emme emor emra emre eora eore eram erba erbb erbe ereb erem erer erg- erga ergg ergo erma erme ermo erob eroe eroo erra erre erro gaar gaba gabb gabe gabo gabr gaea gaer gaga gage gagg gago gam- gama gamb game gamm gamo gara garb gare garg garm garo garr gbag gbbo geab gear geba gebe geer gege gegg gego gem- gema gemm gemr geo- geog geom gera gerb gere germ gero gggg gmer gmme gmmr goam goar goba gobe gobo goem goer goga gogo goma gomb gome gomo goog goom goor gora gorb gore gorg gorm goro gorr grab grae gram grbr grea greb gree greg grem grob grog grom groo gror grrr maaa maag maam maar maba mabe mabo maee maem maeo maer maga mage magg mago mama mame mamo maor mar- mara mare marg marm maro marr mbam mbba meag mear mebe mebo meem meer meg- mega mege megg mego megr mema meme memo memr meor mer- mera merb mere merm mero mgam mger mgga mgrm mmaa mmab mmar mmea mmmm mmor moaa moab moag moam moar moba mobb mobe mobo moea moga mogg mogo moma mome momo mooa moob mooe moog moor mora morb more morg moro mrbb mrbm mreb mree mreg o-eo oaer oama oara oare obba obbo obea ober oboe obor obra obre obro oegb oeme oera oere oerm ogae ogam ogar ogb ogba ogbe ogea ogee oger ogge ogma ogoa ogog ogra ogre ogro omam omao omar ombe ombo omee omeo omer omma omo- omoa omoe omoo omor omra omre omro ooaa ooba oobe ooer ooma oome oooo oora oore orab orae oram orao orar orba orbb orbe orbo ore- orea oreb oreg orem oreo orer orga orge orgo orma orme ormo oro- oroe orom oror orra orro raab raag raam raba rabb rabe rabo raeg raer raga rage ragg rago rama ramb rame ramm ramo raob raom rara rarb rare raro rbbb rbbr rea- reae ream reao rear reba rebb rebe rebo reeb reem rega rege regm rego regr rema reme remo reog rera rere rerg rero rgba rgbe rmrg roab roag roam roar