-er -ol bbb bbe bbl bbm bbo bbr bbt be- beb bee bel bem beo ber bet blb ble bll blm blo blr blt bmb bme bml bmm bmo bmr bmt bob boe bol bom boo bor bot brb bre brl brm bro brr brt btb bte btl btm bto btr btt ebb ebe ebl ebm ebo ebr ebt eeb eee eel eem eeo eer eet elb ele ell elm elo elr elt em- emb eme eml emm emo emr emt eo- eob eoe eol eom eoo eor eot erb ere erl erm ero err ert etb ete etl etm eto etr ett lbb lbe lbl lbm lbo lbr lbt leb lee lel lem leo ler let llb lle lll llm llo llr llt lmb lme lml lmm lmo lmr lmt lob loe lol lom loo lor lot lrb lrm lro lrr lrt ltb lte ltl ltm lto ltr ltt m-o m-r mbb mbe mbl mbm mbo mbr mbt meb mee mel mem meo mer met mlb mle mll mlm mlo mlr mlt mmb mme mml mmm mmo mmr mmt mob moe mol mom moo mor mot mrb mre mrl mrm mro mrr mrt mtb mte mtl mtm mto mtr mtt ob- obb obe obl obm obo obr obt oeb oee oel oem oeo oer oet olb ole oll olm olo olt om- omb ome oml omm omo omr omt oo- oob ool oom ooo oor oot or- orb ore orl orm oro orr ort ot- otb ote otl otm oto otr ott rbb rbe rbl rbm rbo rbr rbt re- reb ree rel rem reo rer ret rle rll rlm rlo rlr rlt rmb rme rml rmm rmo rmr rmt rob roe rol rom roo ror rot rrb rrl rrm rrr rrt rtb rte rtl rtm rto rtr rtt tbb tbe tbl tbm tbo tbr tbt te- teb tee tel tem teo ter tet tle tll tlm tlo tlr tlt tmb tme tml tmm tmo tmr tmt to- tob toe tol tom too tor tot trb tre trl trm tro trr trt ttb tte ttl ttm tto ttr ttt

bbbb bbeb bbet bblb bebb bebe bebo beeb beel beem beer beet bele bell belm belo belt beme beo- beor beot bere berm bero berr bert bete beto bett blbt bleb blee blem bleo blet blme blob blom bloo blot bobb bobe bobo boee boel boeo boer boet bole boll bolm bolo bolt bomb bome bomt boob booe bool boom boor boot bor- bore borm boro borr bort botb bote boto bott breb bree brel brem breo brer bret brob broe brol brom broo bror brot brrm brrr btob btor btrt bttb ebbo ebbr ebel eber eboe ebol eboo ebor ebro eeee eele eemo eero eete el-b elbe elbo elee elem eleo eler elet elle ello elme elml elmo elom elro elte elto embe embo embr emel emer emet emle emlm emme emml emor emre emte eole eolo eore eorl eoto erbb erbe ereb erel erem erer eret erle erll erme ermo erob eroe erol eroo erre erro ertl etbr etee etel etem eter etoe etre etrm etro ette etto lblr lbrt lebo leel leem leer leet lele lell lelo leme lemm lemo leom leor lere lerm lero lert lete leto lett llet llll lloo lmbo lmmr lob- lobb lobe lobo loeb lole loll lolo lomb lome lomm lomo loob looe lool loom loor loot lore loro lote lotl loto lotr lott lrmt lrrr ltbl ltee lttr mebe mebo meel meem meer meet mel- melb mele mell melo melt meme meml memo memr meor mer- merb mere merl merm mero mert met- mete meto mett mlle mltb mltr mmmm mmor mobb mobe mobo moel moet mole moll molo molr molt mome momo moob mooe mool moor moot morb more morl moro mort motb mote motl motm moto mott mrbb mrbm mreb mree mrml mrtm mrtt mtbo mtel mtlb mtle mtoe mtom mtor mtre mtrl mtrr mttr o-eo obbo obel ober obet oble oboe obol obor obot obre obro oele oeme oere oerm olbo ole- oleo oler olet olle ollo olmo olom olor olot ombe ombo omee omeo omer omet omle omo- omoe omoo omor omre omro oobe ooer oolo oome oooo oore oort ootb orbb orbe orbo ore- oreb orel orem oreo orer orle orlo orme ormo oro- oroe orom oror orot orro orte orto otee otem oter oto- otoe otoo otor otre otro otte otto rbbb rbbr rble rebb rebe rebo reeb reel reem reet relb rele rell relm relo relt reme remo reol reot rere rero rert rete reto retr rett rlee rlml rmll rob- robb robe robo robt roel roer roet role roll rolm rolo rolt romb rome romm romo roob rool room roor root rore roro rort rote rotl roto rotr rott rrle rrrr rtee rtle rtlt rtml t-mo tbrb tebo teel teem teer teet tel- tele tell telo telt teme temo teom teor ter- tere term tero terr tete teto tetr tett tmbr tmro tmtt tobe tobo tobt toee toer toet tol- tole toll tolo tolt tomb tome tomm tomo tomt tool toom toor toot tore torm toro torr tort tote totm toto totr tott tre- tree trem treo tret trmb trml troe trom troo trot trte trtr ttbb tteo tter ttml ttoe tttt

-tree bbbee be-er be-ro bebel beber beblo bebot beebe beele beete belbo belee belem belet bellb belle bello belot bembe bembo bemer bemet bemol beote berbe berel beret berle berlo berme bermo berob beroe berol berom beror berre berte berto betee betel beter betle betoo betor betre bett- bette betto bleer bleet blere blete blome bloom bloor blorb blore blort blote bloto blott bo-bo bobet boble bobr bobre boeme boeol boero bolbe bolel boleo boler bolet boll- bolle bollo bolme bolte bolto bombe bombo bomel bomer bomet bomlo bomme booer boole boomb boore boort borbo boree borel borer boret borle bormo boro- borom boroo borot borre borro botel botet botme botom botro botte breel breem breer breet brell brelo breme bremm