-er -ol bbb bbd bbe bbl bbo bbr bbt bbx bdb bdd bde bdl bdo bdr bdt bdx be- beb bed bee bel beo ber bet bex blb bld ble bll blo blr blt blx bob bod boe bol boo bor bot box brb brd bre brl bro brr brt brx btb btd bte btl bto btr btt btx bxb bxd bxl bxo bxx dbb dbd dbe dbl dbo dbr dbt dbx ddb ddd dde ddl ddo ddr ddt ddx de- deb ded dee del deo der det dex dl- dlb dld dle dll dlo dlr dlt dlx dob dod doe dol doo dor dot dox drb drd dre drl dro drr drt drx dtb dtd dte dtl dto dtr dtt dtx dxd dxl dxo dxr dxt dxx ebb ebd ebe ebl ebo ebr ebt ebx ed- edb edd ede edl edo edr edt edx eeb eed eee eel eeo eer eet eex elb eld ele ell elo elr elt elx eo- eob eod eoe eol eoo eor eot erb erd ere erl ero err ert etb etd ete etl eto etr ett etx ex- exd exe exl exo exr ext exx lbb lbd lbe lbl lbo lbr lbt lbx ldb ldd lde ldl ldo ldr ldt leb led lee lel leo ler let lex llb lld lle lll llo llr llt lob lod loe lol loo lor lot lox lrb lrd lro lrr lrt ltb ltd lte ltl lto ltr ltt ltx lxd lxo lxr lxx ob- obb obd obe obl obo obr obt obx odb odd ode odl odo odr odt oeb oed oee oel oeo oer oet oex olb old ole oll olo olt oo- oob ood ool ooo oor oot oox or- orb ord ore orl oro orr ort orx ot- otb otd ote otl oto otr ott ox- oxb oxo oxt oxx rbb rbd rbe rbl rbo rbr rbt rbx rdb rdd rde rdl rdo rdr rdt rdx re- reb red ree rel reo rer ret rex rld rle rll rlo rlr rlt rob rod roe rol roo ror rot rox rrb rrd rrl rrr rrt rtb rtd rte rtl rto rtr rtt rtx rxr t-x tbb tbd tbe tbl tbo tbr tbt tdb tdd tde tdl tdo tdr tdt tdx te- teb ted tee tel teo ter tet tex tld tle tll tlo tlr tlt tlx to- tob tod toe tol too tor tot tox trb trd tre trl tro trr trt trx ttb ttd tte ttl tto ttr ttt ttx txe txl txt xbe xbl xbr xbx xdb xde xdr xdt xed xee xel xer xet xex xlb xld xlr xlt xod xoo xor xot xox xrd xrt xrx xtr xtx xxl xxo xxx

bbbb bbdd bbdo bbeb bbet bblb bbox bd-r bdle bebb bebe bebo bede bedl bedo beeb beed beel beer beet beld bele bell belo belt beo- beod beor beot berd bere bero berr bert bete beto bett blbt bldr bleb bled blee bleo blet blob blod bloo blot bobb bobe bobo bodb bode bodo boee boel boeo boer boet bold bole boll bolo bolt boob bood booe bool boor boot boox bor- bord bore boro borr bort botb botd bote boto bott brdo brdt breb bred bree brel breo brer bret brex brob brod broe brol broo bror brot brox brrr btdt btex btob btor btrt bttb d-bo dbtt dddd ddot ddre debe debt dedd dede dedo deeb deed deel deer deet deld dele dell delo delt deol deor der- derb dere dero derr dete deto detr dex- dexe dext dlbd do-x dobb dobe dobl dod- dodd dode dodo doel doer dold dole doll dolo dolt doob dood dool door doot dord dore doro dorr dort dotd dote doto dott dred dree drel dret drob drod drol drot dted dtle dtor dtot dtox dtrl dttx dtxt dxbe dxbl dxbr dxbt dxdr dxed dxel dxll dxlr dxol dxrd dxre dxrl dxrr dxrt dxrx dxxl dxxr dxxx ebbo ebbr ebed ebel eber eboe ebol eboo ebor ebox ebro edde eddo ede- edel eder edex edle edod edxl eede eeee eele eero eete eext el-b elbe elbo elde eldr eled elee eleo eler elet elex elle ello elod elro elte elto eode eole eolo eore eorl eotd eoto er-x erbb erbe erde ereb ered erel erer eret erld erle erll erob erod eroe erol eroo erre erro ertl etbr etee etel eter etoe etox etre etro ette etto exed exel exer exo- exod exor exrx exte extl extr lblr lbrt ldeo lebd lebo lede ledo ledt leed leel leer leet lele lell lelo leod leor leox lerd lere lero lert lete leto lett lext lexx lldb llet llll llod lloo lob- lobb lobe lobo lode loeb lold lole loll lolo loob lood looe lool loor loot lord lore loro lotd lote lotl loto lotr lott lox- loxo lrdd lrrr ltbl ltee lttr lxde lxxx o-eo obbo obdt obed obel ober obet obex oble oboe obol obor obot obox obre obro obtd odbo oddd oded odel odeo oder odet odex odle odoo odor odot odrl oedo oele oere olbo oldb olde ole- oled oleo oler olet olle ollo olor olot oobe ooer oold oolo oooo oord oore oort ootb orbb orbe orbo orde ordo ore- oreb ored orel oreo orer orex orle orlo oro- oroe oror orot orro orte orto otbd oted otee oter oto- otoe otoo otor otre otro otte otto oxer oxo- oxox oxxo rbbb rbbr rble rder rebb rebe rebo redd rede redl redo redr redx reeb reed reel reet relb reld rele rell relo relt reod reol reot rerd rere rero rert retd rete reto retr rett rexx rldt rlee rob- robb robe robo robt rodd rode rodo roed roel roer roet rold role roll rolo rolt roob rood rool roor root roox rore roro rort rote rotl roto rotr rott roxo rred rrle rrrr rtdt rtee rtex rtle rtlt tbox tbrb tddb tdor tebo tedd tede tedx teed teel teer teet tel- teld tele tell telo telt teor