-er bbb bbd bbe bbo bbr bbs bbt bdb bdd bde bdo bdr bds bdt be- beb bed bee beo ber bes bet bob bod boe boo bor bos bot brb brd bre bro brr brs brt bsb bsd bse bso bsr bss bst btb btd bte bto btr bts btt dbb dbd dbe dbo dbr dbs dbt ddb ddd dde ddo ddr dds ddt de- deb ded dee deo der des det dob dod doe doo dor dos dot drb drd dre dro drr drs drt dsb dsd dse dso dsr dss dst dtb dtd dte dto dtr dts dtt ebb ebd ebe ebo ebr ebs ebt ed- edb edd ede edo edr eds edt eeb eed eee eeo eer ees eet eo- eob eod eoe eoo eor eos eot erb erd ere ero err ers ert es- esb esd ese eso esr ess est etb etd ete eto etr ets ett ob- obb obd obe obo obr obs obt odb odd ode odo odr ods odt oeb oed oee oeo oer oes oet oo- oob ood ooo oor oos oot or- orb ord ore oro orr ors ort os- osb osd ose oso osr oss ost ot- otb otd ote oto otr ots ott rbb rbd rbe rbo rbr rbs rbt rdb rdd rde rdo rdr rds rdt re- reb red ree reo rer res ret rob rod roe roo ror ros rot rrb rrd rrr rrs rrt rsb rsd rse rso rsr rss rst rtb rtd rte rto rtr rts rtt sbb sbd sbe sbo sbr sbs sbt sdb sdd sde sdo sdr sds sdt se- seb sed see seo ser ses set sob sod soe soo sor sos sot sr- srb srd sre sro srr srs srt ss- ssb ssd sse sso ssr sss sst stb std ste sto str sts stt tbb tbd tbe tbo tbr tbs tbt tdb tdd tde tdo tdr tds tdt te- teb ted tee teo ter tes tet to- tob tod toe too tor tos tot trb trd tre tro trr trs trt tsb tsd tse tso tsr tss tst ttb ttd tte tto ttr tts ttt

-ose bbbb bbbs bbdd bbdo bbeb bbet bd-r bdes bdos bdsd bebb bebe bebo bede bedo beds beeb beed beer bees beet beo- beod beor beos beot berd bere bero berr bers bert bes- bese beso bess best bete beto bets bett bobb bobe bobo bobs bodb bode bodo bods boee boeo boer boes boet boob bood booe boor boos boot bor- bord bore boro borr bors bort bose boso boss bost botb botd bote boto bots bott brdo brds brdt breb bred bree breo brer bres bret brob brod broe broo bror bros brot brrr brrs brsb brsr brst bsbd bseb bsed bsee bser bses bset bsod bsos bsrd bssd bsse bsts btdt btob btor btrt btss bttb d-bo dbos dbrs dbss dbtt dddd ddes ddot ddre ddss ddts debe debs debt dedd dede dedo deeb deed deer dees deet deor deos der- derb dere dero derr ders des- dese deso dess dest dete deto detr dets dobb dobe dobs dod- dodd dode dodo dods doer does doob dood door doos doot dord dore doro dorr dors dort dose doso doss dost dotd dote doto dots dott dred dree dres dret drob drod drot drrs dsdr dsos dsrr dsst dsto dsts dted dtor dtot dtss ebbo ebbr ebbs ebed eber ebes eboe eboo ebor ebos ebro edde eddo edds ede- eder edes edod edos edss edts eede eeee eees eero eers eese eete eets eode eoes eore eost eotd eoto eots erbb erbe erde erds ereb ered erer eres eret erob erod eroe eroo eros erre erro errs erse erso erst erts esbo esbs esds esee eseo eser eses eset eso- esos esrd esse esso esst estd este esto estr ests etbr etds etee eter etes etoe etos etre etro ette etto o-eo obbo obdt obed ober obes obet oboe obor obos obot obre obro obsd obsr obss obst obtd obts odbo oddd odds oded odeo oder odes odet odoo odor odos odot odso odts oedo oeds oere oers oese oest oobe ooer ooes oooo ooos oord oore oort oose oost ootb oots orbb orbe orbo orbs orde ordo ords ore- oreb ored oreo orer ores oro- oroe oror oros orot orro orrs orse orso orte orto orts osbe osed osee oser oses oset osoo osor osos osrd osro ossb ossd osse osso oste ostr osts otbd otbs oted otee oter otes oto- otoe otoo otor otos otre otro otrs otse otso otte otto otts rbbb rbbr rbbs rbds rbsd rbss rbst rder rdos rdso rebb rebe rebo rebs redd rede redo redr reds reeb reed rees reet reod reos reot rerd rere rero rers rert rese reso ress rest retd rete reto retr rets rett rob- robb robe robo robs robt rodd rode rodo rods roed roer roes roet roob rood roor roos root rore roro rort rose roso ross rost rote roto rotr rots rott rred rrrr rsdd rsds rsee rsos rsre rsts rtdt rtee rtes rtss rtts s-os sbbs sbds sber sbor sbot sbsd sbse sbst sdds sder sdes sdet sdot sdrs sdss se-d se-e se-o se-s se-t sebe sebo sebs sebt sede sedo seds seeb seed seer sees seet seod serb serd sere sero serr sers sert sese seso sess sest set- sete seto sets sett sobe sobo sobr sobs sobt sodd sode sodo sods soeo soes sood soor soos soot sorb sord sore soro sorr sors sort sose soso soss sost sote soto sots srde sreb sreo sres sros srsd srtr ssbr ssdd ssee sses sset ssot ssrs sssb ssss sstb sstd ssts stbd stbs stds sted stee steo ster stes stet stob stod stoe stoo stor stos stot strd stre stro strs stss sttd sttr tbbs tbrb tbst tddb tdes tdor tdse tdss tebo tedd tede teds teed teer tees teet teor teos ter- tere tero terr ters tesd tese teso tess test tete teto tetr